| row | A series of people or things arranged in a straight line | |
| rotund | Rounded and plump | |
| robust | Strong and healthy; vigorous | |
| risque | Slightly indecent or liable to shock, especially by being sexually suggestive | |
| risible | Such as to provoke laughter; causing laughter; laughable | |
| riposte | A quick, clever reply to an insult or criticism | |
| rift | A crack, split, or break in something | |
| rhetorical | Related to the art of rhetoric, or the effective use of language to persuade or influence | |
| rhapsodize | To speak or write about someone or something with great enthusiasm and delight | |
| revulsion | A sense of disgust and loathing | |