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• respect
• ratification
• redouble
• remonstrance
• reckon
• reefer
• rest
• reproach
• reflective
• retire
• root
• rational
• ravage
• rehearse
• rejoin
• rattle
• reproof
• recede
• referee
• revulsion
• rotunda
• rationalization
• reasoning
• ruling
• rag
• raw
• rapid
• retreat
• rugged
• reading
• revile
• race
• recover
• retirement
• recessive
• revise
• relaxation
• reveal
• rating
• retainer
• raise
• recoup
• rough
• retaliation
• radish
• room
• regard
• refined
• rightful
• remunerate
• red-hot
• receive
• riveting
• rehabilitate
• rubber
• ruin
• retrieve
• replacement
• regeneration
• renown
• reminiscent
• radical
• rewrite
• registry
• robin
• raven
• rage
• related
• risky
• rile
• republican
• reminisce
• reassure
• residue
• respective
• responsibility
• refract
• rendition
• ratify
• reminiscence
• ration
• raffle
• rainfall
• run
• rigor
• richness
• rancor
• recklessness
• rate
• register
• rancour
• rex
• religious
• rowel
• retaliate
• rocky
• resupply
• received
• recommend
• regular
• resurrect
• rambunctious
• repossess
• retake
• rap
• rob
• return
• reciprocate
• roan
• reprisal
• rack
• regent
• rasp
• recite
• robot
• response
• radiate
• revengeful
• restless
• rescue

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因篇幅关系，字母R开头的单词只列出前 120 个；字母R开头的英语单词由君君词典提供查询