rabid racetrack race racial racing racked racketeering racket rack radiance radiantly radiant radiate radiator radically radical radix rageful rage raggedy ragged raging ragtag raid railing raillery railroading railway raiment raincoat raindrop rainstorm raised raise rake rallying rally ramble rambling ramification ramp up rampage ramp rancor randomly random range rankle rank ransack rant rapacious rape rapid-pace rapidity rapidly rapid rapport rapscallion raptors raptor rapture rap rarefied rarefy rarely rare rarity rascal rash raspberry rasping ratchet rate rather ratify rationale rationality rationalization rationalize rationally rational ratio rattler rattletrap rattle ratty rat raucously raucous ravaged ravage ravaging ravel ravenous rave ravine ravishing raw razor-sharp razz