词根词缀：re-, red-

【来源及含义】Latin: back, backward, again; used as a prefix

【同源单词】recalcitrant, recant, recapitulate, recapitulation, recede, receipt

词根词缀：real-

【来源及含义】Latin: from res, thing, object, matter, circumstance; factual

【同源单词】in reality, real, real, real estate investment trusts, real estate, real flow of fluid

词根词缀：recent-

【来源及含义】Latin: new, fresh

【同源单词】recency, recent, recently, recentness

词根词缀：reciproc-

【来源及含义】Latin: reciprocus, turning back the same way, alternating; turning backward and forward; to give, to do, to feel, or to show in return

【相关词根词缀】 Inter-related cross references, directly or indirectly, involving word units meaning "another, other, different, alternating, varied, changing": ali-; allo-; alter-; allelo-; hetero-; mut-; poikilo-; vari-.

【同源单词】reciprocal, reciprocal altruism, reciprocal cross, reciprocal determination, reciprocal hybrids, reciprocal inhibition

词根词缀：recti-, rect-

【来源及含义】Latin: right, straight; to lead, in a straight line; to rule

【同源单词】correct, correctional, corrective, direct, direction, director

词根词缀：recto-, rect-

【来源及含义】Latin: straight [intestine], direct, right; that is, "the part of the large intestine that ends at the anus"

【同源单词】anorectal, rectalgia, rectitis, rectoabdominal, rectoanal, rectocolitis

词根词缀：regi-, reg-, rec-, rex-

【来源及含义】Latin: to direct, to rule, to lead straight, to keep straight; to guide, to govern

【相关描述】Although it does not appear to be correct, all of the words in this unit etymologically come from this family group. Some words; such as, surge and its related formats, may be presented as separate units; however, they originally evolved from this family unit.

【相关词根词缀】Cross references of word families related directly, or indirectly, to: "master, lead, leading, ruler, ruling, govern": -agogic; agon-; arch-; -crat; dom-; gov-; magist-; poten-; tyran-.

【同源单词】address, address, addressee, addresser, addressograph, adroit

词根词缀：reminisc-

【来源及含义】Greek > Latin: to recollect, to remember; act of remembering; to recall to memory; to remind of

【相关词根词缀】 Related units about "memory, remembering": memor-; mne-.

【同源单词】reminisce, reminisced, reminiscence, reminiscent, reminiscential, reminiscentially

词根词缀：render-

【来源及含义】Latin: rendere from reddere, "to give back, to restore; to give up; to translate"

【同源单词】extraordinary rendition, misrender, pre-rendered, render, renderable, renderer

词根词缀：reno-, ren-, reni-

【来源及含义】Latin: kidney or kidneys

【同源单词】renal, renarium, renicapsule, renicardiac, reniculi, reniculus