real reading readily reality realistic ready ruthless rush rust rural rumor ruler rule ruin rug rude ruby rubbish rubber rub royalty royal row routine route rouse roundabout round rough rotten rotate rotary rot rose rope root room roof romantic roll romance role rod rocket rock robust robot robe rob roast roar road river rival ritual risk rise ripe riot ring rip rim rigorous rigid right rifle ridiculous ridge rice riddle rid rich ride ribbon rib rhythm reward revolve revolutionary revolution revolt revive revise review reverse revenue revenge revelation reveal return retreat retrospect retrieve retire retention retain retort retail resume resultant result restrict restraint restrain restore restless restaurant rest responsible responsibility response respond respective respect resource resort resolve resolution resolute resistant resistance resist resign resident residence reservoir reserve reservation resent resemble resemblance research rescue requirement require republic request reputation republican reptile reproduce reproach repression represent reporter report representative reply replacement replace repetition repertoire repel repeatedly repeat repair repay rent renovate renew render remove removal remote remnant remind remember remedy remarkable remark remains remainder remain rely reluctant relish religious religion relieve relief reliance reliable relevant release relay relax relativity relate relative rejoice relationship relation reject reinforce rein reign rehearsal regulation regulate regular regret register region regime regardless regarding regard refute refuse refusal refugee refrigerator refreshment refund refuge refresh refrain reform reflection reflect refine reference refer reel reed redundant reduction reduce red rectangle recycle recur rectify recruit recreation recovery recover recorder recollect record reconcile recommend recognize recognition reclaim reckon reckless recite reciprocal recipient reception recipe recent recede rebel receive receipt reassure recall rebellion reasonable rear reason reap realm really realize reader read react reach razor ray raw rational rate rat rash rarely rare rapid rape rap rather ratio rank random rally rake range rain railroad rail rainbow raid rage rag raise radius radio radical radiant radar racket rack race rabbit radiate radioactive racial