| RIFAMPIN | • rifampin n. (Pharmacology) US form of rifampicin. • RIFAMPIN n. an antibiotic. |
| RIFENESS | • rifeness n. Quality of being rife. • RIFENESS n. the state of being rife. |
| RIFFAGES | • RIFFAGE n. in jazz, the act of playing a short series of chords. |
| RIFFLERS | • rifflers n. Plural of riffler. • RIFFLER n. a small file with curved ends used in woodworking. |
| RIFFLING | • riffling v. Present participle of riffle. • riffling n. Sampling by use of a riffler. • RIFFLE v. to ruffle, to shuffle e.g. cards. |
| RIFFOLAS | • RIFFOLA n. (colloquial) the use of an abundance of dominant riffs. |
| RIFFRAFF | • riffraff n. The rabble; crowds; the common people. • riffraff n. Sweepings; refuse. • riff-raff n. Alternative spelling of riffraff. |
| RIFLEMAN | • rifleman n. A soldier trained to use a rifle as their primary weapon. • rifleman n. A person especially skilled in the use of a rifle. • rifleman n. A small wrenlike insectivorous passerine bird endemic to New Zealand, Acanthisitta chloris, the titipounamu. |
| RIFLEMEN | • riflemen n. Plural of rifleman. • RIFLEMAN n. a soldier armed with a type of firearm. |
| RIFLINGS | • riflings n. Plural of rifling. • RIFLING n. the system of grooves in a gun barrel. |
| RIFTIEST | • RIFTY adj. having fissures. |
| RIFTLESS | • riftless adj. Without a rift. • RIFTLESS adj. without rifts. |