- Rotten Adj Past Participle Adv Adv
- Rottener
- Rottenly Adv
- Rottenness Noun
- Rottenstone Noun Adj
- Rotter Noun Pnoun
- Rotterdam Noun Pnoun Adj
- Rotting Adj Noun
- Rottweiler Noun Adj
- Rotund Adj
- Rotunda Noun Pnoun
- Rotundity Noun
- Rotundly Adv
- Rotundness Noun
- Roturier Noun Adj
- Rouble Noun Adj Adj
- Roudness Noun
- Roue Noun Adj
- Rouen Noun Pnoun Adj
- Rouge Noun Verb Adj
- Rouged Past Participle
- Rough Adj Noun Verb Adv
- Roughage Noun Adj
- Roughcast Noun Verb Adj
- Roughen Verb
- Roughened Adj
- Roughener Noun Adj
- Roughening Noun Pres. Participle
- Rougher Noun Adj
- Roughhew Verb
- Roughhewed Adj
- Roughhewn Adj Past Participle
- Roughhouse Noun Verb Adj
- Roughhousing Noun Pres. Participle
- Roughing Noun Pres. Participle
- Roughish Adj
- Roughly Adv
- Roughneck Noun Adj Verb
- Roughness Noun
- Roughrider Noun Pnoun
- Roughshod Adj Past Participle
- Rouging Noun Pres. Participle
- Roulade Noun Adj
- Rouleau Noun Adj
- Roulette Noun Verb Adj
- Rouletting Noun Pres. Participle
- Round Adj Noun Prep Verb Adv
- Round up Verb
- Round-faced Adj
- Round-headed Adj
- Round-off Noun Adj
- Round-up Noun Adj
- Roundabout Adj Noun Adv
- Roundbottomed Adj
- Rounded Adj Past Participle
- Roundel Noun Adj
- Roundelay Noun Adj
- Rounder Noun
- Rounders Noun Adj
- Roundhead Noun