What is another word for "res"?

Roget's Thesaurus (1911) lists these synonyms for "res": call, chaste, come, common, commonplace, dry, fact, homely, homespun, household, monotonous, natural, neat, parlance, plain, plainness, plunge, point, point-blank, prosaic, pure, severe, severity, simple, simplicity, spade, the.