| Word | Definitions | Synonyms |
|---|---|---|
| rudely | (adverb) in an impolite manner | Synonyms: discourteously, impolitely |
| ruefully | (adverb) in a rueful manner | Synonyms: contritely, remorsefully |
| ruggedly | (adverb) in a rugged manner | - |
| ruinously | (adverb) in a ruinous manner or to a ruinous degree | - |
| rurally | (adverb) in a rural manner | - |
| ruthlessly | (adverb) in a ruthless manner | - |