rabbit rabble rabid race racial racing racism racist rack racket radar radiance radiant radiation radical radio radioactive radish radius raffle raft rag rage ragged raid rail railing railroad railway rain rainbow raincoat raining rainy raise raisin rake rally ram ramble ramp ran rancid rancorous random rang range ranger rank ransom rant rap rapacity rape rapid rapidly rapt rapture rare rarely rarity rascal rash rasp raspberry rat rate rather ratification rating ratio rational rationalize rationally rattle ravage rave raven ravenous ravine raw ray razor reach react reaction read reader readily readiness reading ready real realistic reality realization really realm reap rear rearrange reason reasonable reasonably reassure rebel rebellion rebound rebuff rebuild rebuke recall recant recast recede receipt receive receiver recent recently reception recess recession recipe recipient reciprocal recital recite reckless reckon reclaim recline recognition recognize recoil recollect recommend recommendation recompense reconcile reconciliation reconnaissance reconnect reconsider reconstruct record recorder recover recovery recreation recruit recruiting rectangle rectification rectify recuperate recurrent recycle recycling red redden redeem redhead redress reduce reduction redundancy reed reef reek reel refer referee reference refill refine reflect reflection reflex reform refrain refresh refreshing refreshment refrigerate refrigerator refuel refuge refund refusal refuse refutation regain regard regardless regent regime region regional register registered registration regret regretful regrettable regular regularly regulation rehabilitation rehearsal rehearse reign rein reinforce reject rejection rejoice relapse relate relation relationship relative relatively relax relaxing relay release relent relentless relevant reliable reliance reliant relief relieve religion religious relinquish relish relive reluctance reluctant rely remain remaining remark remarkable remarkably remarried remedy remember remembrance remind reminder remiss remittance remnant remorse remote remotely removal remove renaissance rend render renew renewal renovate renown rent rental renting reorganize repair repay repeat repeatedly repel repellent repent repercussion repetition repetitious replace replacement replica reply report reporter repose reprehensible represent representation representative repress reprimand reprint reproach reproduction reproof reprove reptile republic republican repulse repulsive reputation repute request require requirement requisite reschedule rescue research researching resemblance resemble resent resentful resentment reservation reserve reserved reset reside residence resident residential resign resignation resist resistance resolute resolution resolve resort resound resource resourceful respect respectable respectful respectfully respectively respiration respirator respite respond response responsibility responsible rest restaurant restless restoration restore restrain restrict restricted restriction restroom result resume resurrection retail retain retainer retaliate retard rethink reticence retinue retire retired retirement retort retreat retrieval retrieve retro return reunion reunited reveal revealing revelation revenge revenue reverence reverend reverse revert review revision revive revoke revolt revolution revolutionary revolve revulsion reward rewind rewrite rhinoceros rhubarb rhyme rhythm rib ribbon rice rich richest rid riddance riddle ride ridge ridicule ridiculous riding rifle rift rig right righteous rightful rightfully rigid rigorous rigour rile rim rind ring ringer rinse riot riotous rip ripe ripple rise rising risk risky rite ritual rival river rivet road roadside roam roar roast rob robber robbery robe robot robust rock rocket rocky rod roe rogue role roll roller rolling romance romantic romp roof rook rookie room roommate root rope rose rosebud rosy rot rotate rotten rotund rouge rough roughly round roundabout rouse route routine rove row rowan royal royalty rub rubber rubbish ruby rucksack rudder rude rudimentary ruffian rug rugby ruin ruined ruinous rule ruler ruling rum rumble rummage rumour run runaway runner running runway rural ruse rush russian rust rustic rustle rusty rut ruthless rye