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    Rabid
    adj. utterly furious; fanatically pursuing an opinion or interest; contaminated by rabies
    Racy
    adj. sexually suggestive; zesty or piquant
    Radiance
    n. the state of being radiant, or vividly physically or emotionally expressive
    Radiate
    v. to emit or send outward from a core; to illuminate
    Radical
    n. a founding principle; mathematically, a root; an extreme individual
    Radix
    n. the primary source of something
    Raillery
    n. easygoing banter or jest
    Ramify
    v. to compel to branch out or split up into divisions
    Ramose
    adj. having branches
    Rampant
    adj. alarmingly devoid of restraint; threateningly wild or widespread
    Rampart
    n. a fortifying and protective structure typically composed of earth, rock and debris
    Rancor
    n. intense ill-will or loathing; enmity
    Rankle
    v. to irritate or anger
    Rapacious
    adj. subsisting on prey; ravenous
    Rapid
    adj. characterized by speed of activity, motion or succession
    Rapine
    n. plunder or loot; stolen goods
    Rapt
    adj. overcome with emotion; pulled upwards and carried off; completely absorbed
    Raptorial
    adj. predatory; relating to birds of prey
    Ration
    v. to equally apportion and distribute
    Rationalism
    n. the philosophy that reason is the supreme source of knowledge and therefore truth
    Raucous
    adj. unpleasantly harsh and loud; rowdy
    Ravage
    v. to destroy; to utterly ruin or waste through sudden violent action
    Ravenous
    adj. extremely eager for gratification; very hungry
    Ravine
    n. a water-worn, narrow, steep-sided valley that is smaller than a canyon and larger than a gully
    Reaction
    n. an action performed in response to a stimulus
    Reactionary
    adj. favoring reaction, or responding to rather than initiating an action or stimulus
    Readily
    adv. easily; unhesitatingly
    Readjust
    v. to freshly adjust to a circumstance
    Ready
    adj. prepared; inclined
    Realism
    n. a philosophy that endorses factual and sensory information and rejects idealistic or visionary notions
    Rearrange
    v. to arrange anew
    Reassure
    v. to assure again; to cause someone to regain confidence
    Rebellious
    adj. inclined to rebel or resist; relating to a rebellion
    Rebuff
    n. a snub or slight
    Rebuild
    v. to restore or reconstruct
    Rebut
    v. to oppose by formal legal argument or refute; to repel or force back
    Recant
    v. to publicly take back a statement or expressed stance on an issue; to revoke
    Recapitulate
    v. to summarize in one's own words; to repeat the main points
    Recapture
    v. to experience anew or again
    Recede
    v. to withdraw or retreat; to diminish or fade away
    Receivable
    adj. capable of being accepted
    Receptive
    adj. open to receiving abstract ideas, sexual advances or physical stimuli
    Recessive
    adj. inclined to recede or withdraw; manifested only when the corresponding gene is in the homozygous state
    Recidivist
    n. someone who is prone to relapsing into criminal behavior
    Reciprocal
    adj. inverse or opposite to; mutual or experienced by both sides; serving as a return in kind
    Reciprocate
    v. to pay back in kind
    Reciprocity
    n. the state of being reciprocal; an equal exchange of services or privileges
    Recitation
    n. the act of repeating something to an audience
    Reck
    v. to feel anxious or concerned about; to care
    Reckless
    adj. dangerously careless and devoid of caution
    Reclaim
    v. to take back or repossess; to recover; to restore or reform
    Recline
    v. to lean backwards
    Recluse
    n. a habitually solitary person
    Reclusory
    n. a hermitage; a recluse's habitat
    Recognizance
    n. an agreed upon monetary sum that is liable to forfeiture should a mandated legal act not be performed
    Recognize
    v. to note the familiarity of someone previously known; to realize or acknowledge
    Recoil
    v. to stumble, fall or shrink back as an involuntary response to disgust, fear or shock
    Recollect
    v. to remember; to jog one's memory
    Reconcilable
    adj. capable of being reconciled, or agreeably settled
    Reconnoiter
    v. to obtain information about an enemy territory
    Reconsider
    v. to consider anew
    Reconstruct
    v. to build or assemble again; to recreate
    Recourse
    n. a potential source of aid or protection; a resort
    Recover
    v. to take back or regain; to reclaim; to restore to a normal condition
    Recreant
    n. a coward or deserter
    Recreate
    v. to create anew; to instill with new life
    Recrudescence
    n. a fresh outbreak following a substantial period of inactivity
    Recrudescent
    adj. brought back into existence or use
    Recruit
    v. to reinforce a unit by adding new members; to enlist or enroll new members
    Rectify
    v. to right or remedy; to cleanse or free from error
    Rectitude
    n. the state of being morally upright or logically correct
    Recuperate
    v. to come back into one's former state; to revive
    Recur
    v. to resort to; to travel backwards in thought; to reconsider; to reoccur
    Recure
    v. to cure anew
    Recurrent
    adj. occurring time after time
    Redemption
    n. the process of seeking forgiveness for one's sins
    Redolence
    n. the state of being aromatic or evocative
    Redolent
    adj. fragrant; evocative
    Redoubtable
    adj. fearful or awe-inspiring; formidable; illustrious, resplendent or magnificent
    Redound
    v. to affect in one way or another; to accrue
    Redress
    v. to clear up or straighten out; to right a wrong; to exact revenge upon
    Reducible
    adj. capable of being reduced
    Redundancy
    n. the state of being redundant, or superfluous; an abundance; needless repetition
    Redundant
    adj. superfluous or excessive; lavish
    Reestablish
    v. to establish anew
    Refer
    v. to direct to for aid; to credit a specific person, place or time period
    Referable
    adj. open to or capable of being referred
    Referee
    n. someone who receives a referral; in sports, an official who has final say in the administration of a game
    Referrer
    n. someone who directs someone elsewhere
    Refinery
    n. a structure used to refine or process foodstuffs such as oil and sugar
    Reflectible
    adj. capable of being reflected, or cast back as an image or likeness
    Reflection
    n. the act of reflecting; a reproduction of an existing image, as by a mirror; a contemplative remark or observation
    Reflector
    n. a smooth, glossy surface that reflects light
    Reflexible
    adj. characterized by the existence of a plane of mirror symmetry
    Reform
    n. a correction of a wrong
    Reformer
    n. someone who works towards reform
    Refract
    v. to twist or alter an image by viewing it through a medium
    Refractory
    adj. resistant to authority; unresponsive to a medical treatment; resistant to corrosion or fusion
    Refragable
    adj. capable of being altered or refuted
    Refringency
    n. the degree of refraction, or light ray deflection, something is capable of
    Refringent
    adj. refractive, or capable of refracting
    Refusal
    n. an expression of denying
    Refute
    v. to prove to be erroneous through argument; to dispute the accuracy of
    Regale
    v. to extravagantly entertain with delicacies and amusements
    Regalia
    n. royal insignia and finery
    Regality
    n. relating to a king
    Regenerate
    v. to produce or generate anew; to alter greatly in a positive way; to regain original qualities
    Regent
    n. someone who rules a kingdom, province or nation
    Regicide
    n. the act of killing a king
    Regime
    n. an established pattern of occurrence or procedure; a governing body
    Regimen
    n. a long-term, methodical procedure designed to boost and maintain a patient’s health; a regular proposal of action such as strenuous exercise
    Regiment
    n. a group of military battalions
    Regnant
    adj. ruling or dominant; widely occurring
    Regress
    v. to revert to a former state; to retrograde
    Regretful
    adj. suffering distress regarding circumstances that one can’t possibly repair
    Rehabilitate
    v. to bring or restore to a state of health or functionalism
    Reign
    v. to govern or rule; to act as a monarch; to be prevalent
    Reimburse
    v. to repay or make restoration to
    Rein
    n. a check or restraining force; a dominant and guiding power
    Reinstate
    v. to place into a previous state or position
    Reiterate
    v. to perform again, sometimes repeatedly, sometimes to the point of fatigue
    Rejoin
    v. to join anew; to reply sharply to a reply
    Rejuvenate
    v. to infuse with youthful vigor; to uplift or stimulate
    Rejuvenescence
    n. rejuvenation; the process of renewing one's vigor
    Relapse
    v. to slide back into a previous and often worse condition; to sink
    Relegate
    v. to banish or exile; to lower someone's rank by assigning him a fresh, insignificant position; to delegate
    Relent
    v. to lessen in severity due to humane concerns; to yield or give in
    Relevant
    adj. significant in light of current matters; pertinent; applicable
    Reliance
    n. the act of relying, or depending on
    Reliant
    adj. being dependent on something or someone
    Relinquish
    v. to reluctantly give up possession of; to retreat from; to release or surrender
    Reliquary
    n. a shrine housing sacred relics
    Relish
    v. to heartily enjoy; to tastefully appreciate
    Reluctance
    n. the state of being reluctant, or hesitant to act
    Reluctant
    adj. hesitant; showing aversion towards; disinclined
    Remembrance
    n. an event that serves to remind of someone such as a memorial; the state of remembering
    Reminiscence
    n. the act of remembering a all-but-forgotten experience; the act of recounting past experiences
    Reminiscent
    adj. disposed to reminisce, or remember; suggestive of something specific
    Remiss
    adj. inattentive, neglectful or careless of one’s professional duties
    Remission
    n. the process of remitting, or regressing into a former state
    Remodel
    v. to modify the structure of; to recreate or remake
    Remonstrance
    n. the act of remonstrating, or sincerely stating reasons for grievance or opposition
    Remonstrant
    adj. enthusiastically opposing
    Remonstrate
    v. to sincerely state reasons for grievance or opposition
    Remunerate
    v. to compensate an equivalent monetary amount for an expense or loss
    Remuneration
    n. the act of remunerating, or paying for services rendered; a token of remuneration
    Renaissance
    n. a period of intense artistic and intellectual development
    Rendezvous
    n. a designated meeting location; a haunt; a planned meeting
    Rendition
    n. an interpretation or translation
    Renovate
    v. to revive or invigorate; to repair or restore to a prior condition
    Renunciation
    n. the act of renouncing, or giving up
    Reorganize
    v. to freshly organize
    Reparable
    adj. capable of being mended, restored or repaired
    Reparation
    n. the act of compensating or making amends for a wrong; a token of reparation; monetary compensation for damages rendered
    Repartee
    n. a deft, witty reply; an occasion of light verbal sparing involving the rapid exchange of clever remarks
    Repeal
    v. to legally revoke or rescind; to renounce
    Repel
    v. to force backwards; to repulse or cause aversion; to fight back; to reject
    Repellent
    adj. having the tendency to repel, or drive away; repulsive
    Repentance
    n. the act of repenting for one’s sins
    Repertory
    n. a location where something can be found or a repository; a theatrical organization that presents a variety of plays, operas and pieces over the course of a season
    Repetition
    n. the act of repeating; a recital
    Repine
    v. to complain or express discontentment; to pine for something
    Replenish
    v. to refill; to fully supply or stock; to rebuild; to inspire or nourish
    Replete
    adj. abundantly filled or fed; fat or full; complete
    Replica
    n. a perfect copy
    Repository
    n. a location or structure where something is deposited; a geographical region rich in a natural resource
    Reprehend
    v. to verbally criticize or censure
    Reprehensible
    adj. culpable or blameworthy
    Reprehension
    n. the act of verbally criticizing or censuring
    Repress
    v. to subdue or suppress by force; to hold within or prevent the natural expression of
    Repressible
    adj. capable of being repressed, or forced down
    Reprieve
    v. to delay due punishment or award temporary relief
    Reprimand
    v. to formally and sharply censure
    Reprisal
    n. a token of restitution; an act of military retaliation just short of war
    Reprobate
    n. a damned or morally corrupt person
    Reproduce
    v. to procreate; to produce anew; to create an imitation or representation of
    Reproduction
    n. the biological process of producing offspring; a copy
    Reproof
    n. an expression of criticism; a rebuke
    Repudiate
    v. to legally separate from or divorce a woman; to disown; to reject or refuse to acknowledge
    Repugnance
    n. intense aversion or disgust
    Repugnant
    adj. distasteful
    Repulse
    n. to drive away or repel
    Repulsive
    adj. disgusting; loathsome; inclined or tending to repel or reject
    Repute
    v. to consider; to accept as genuine or true
    Requiem
    n. a piece of music written and performed to honor the dead
    Requisite
    adj. necessary; required
    Requital
    n. a token of compensation; a retaliatory measure; the act of reciprocating
    Requite
    v. to reciprocate; to return in kind; to repay
    Rescind
    v. to take back or nullify; to repeal; to eliminate
    Reseat
    v. to seat anew
    Resemblance
    n. a likeness or similarity; a representation
    Resent
    v. to feel ill will towards
    Reservoir
    n. a structure used for storing liquid; a reserve
    Residue
    n. whatever remains after a process is completed
    Resilience
    n. the capacity of an entity to recover from times of stress or change
    Resilient
    adj. marked by resilience, or the ability to readily adjust to often undesirable or trying change
    Resistance
    n. the act of resisting; opposition; self-defense
    Resistant
    adj. capable of resisting something
    Resistive
    adj. characterized by resistance
    Resistless
    adj. unable to resist; incapable of being resisted
    Resonance
    n. the state of being resonant, or echoing
    Resonate
    v. to impact emotionally or intellectually; to vibrate musically so as to enrich or intensify the quality or scope of a tone
    Resource
    n. a means of support; a natural element or feature that improves human quality of life
    Respite
    n. a period of relief or repose
    Resplendent
    adj. brilliant; characterized by splendor; radiant
    Respondent
    adj. tending to respond; responsive
    Restitution
    n. the act of giving something back to its rightful owner
    Resumption
    n. the act of resuming, or assuming or beginning again after an interruption
    Resurgent
    adj. tending to cause resurgence, or a condition of renewed vitality
    Resurrection
    n. the act of rising from the dead; revival
    Resuscitate
    v. to bring back to life or cause to awaken from apparent death or unconsciousness
    Retaliate
    v. to return or repay in kind
    Retch
    v. to throw up or vomit
    Retention
    n. the act of retaining, or storing in memory; the state of being stored physically or intellectual
    Reticence
    n. the state of being reticent, or reserved or reluctant
    Reticent
    adj. reserved in speech or manner; reluctant to proceed
    Retinue
    n. a cluster of attendants
    Retort
    n. a sharp, witty reply
    Retouch
    v. to modify so as to improve; to restore to a previous, more desirable state
    Retrace
    v. to trace anew
    Retract
    v. to pull back or withdraw; to recant
    Retrench
    v. to cut away or reduce
    Retrieve
    v. to find and bring back; to regain; to save or salvage; to restore; to undo an evil
    Retroactive
    adj. effective from a prior time period onward or in concordance with prior conditions
    Retrograde
    v. to go backwards or retreat; to reverse; to decline
    Retrogression
    n. the process of regressing or returning to a former and often inferior state or form
    Retrospect
    n. an examination or consideration of prior events
    Retrospective
    adj. inclined to consider or analyze the past
    Reunite
    v. to unite or join again
    Revelation
    n. an acknowledgement of a divine truth; a God-sent epiphany; an enlightening realization
    Revere
    v. to make a display of deference to; to consider to be worthy of great honor and respect
    Reverent
    adj. marked by reverence, or deference; inclined to worship
    Reversion
    n. the process of returning to a previous state; regression; the act of turning around to face the opposite direction
    Revert
    v. to return to a former condition
    Revile
    v. to verbally abuse or rail
    Revisal
    n. the process of revising, or amending and improving an existing work
    Revise
    v. to review and improve
    Revocation
    n. an act of revoking, or calling back
    Revoke
    v. to make void by recalling; to take back
    Rhapsody
    n. an effusive literary composition; an improvisational musical composition
    Rhetoric
    n. the art of communicating effectively through speech and writing
    Rhetorician
    n. an eloquent orator or writer; someone who studies and teaches rhetoric
    Ribald
    adj. crude, coarse and grossly improper
    Riddance
    n. relief; the act of freeing oneself from a burden
    Ridicule
    n. the act of displaying contempt through mockery
    Ridiculous
    adj. preposterous; amusingly absurd
    Rife
    adj. increasingly prevalent; abundant
    Righteousness
    n. the quality of being morally justifiable; the state of being free from sin or guilt
    Rightful
    adj. morally fair; legitimate; legally established; proper
    Rigmarole
    n. babble; incoherent or meaningless talk
    Rigor
    n. inflexibility and severity of opinion or temperament; a trying and extremely difficult condition; strict adherence to detail
    Rigorous
    adj. severely strict; harsh or challenging; painstakingly accurate; rigid
    Ripplet
    n. a very small ripple
    Risible
    adj. inclined to laugh; inducing laughter
    Rivulet
    n. a little stream
    Robust
    adj. characterized by strength or health; sturdy; hearty
    Rondo
    n. a musical piece containing a refrain that occurs four times in the tonic with three couplets in various keys
    Rookery
    n. a location serving as a breeding ground for a colony of gregarious birds, i.e. rooks
    Rotary
    adj. spinning around an axis
    Rotate
    v. to move about a central axis; to alternate in a series
    Rote
    n. mechanical repetition; the employment of memory but not intelligence
    Rotund
    adj. characterized by roundness; plump; rich in sound quality
    Rudimentary
    adj. fundamental or primitive in nature; basic
    Rue
    v. to regret
    Ruffian
    adj. a brute or bully
    Ruminant
    adj. tending to ponder or contemplate; inclined to meditate; marked by the tendency to chew the cud
    Ruminate
    v. to mentally or physically chew over and over again
    Rupture
    v. to burst or break apart
    Rustic
    adj. relating to the country or country folk; unsophisticated or rough around the edges
    Ruth
    n. sympathy for those who suffer; remorse regarding one's own misdeeds
    The End
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