Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

574. Vigor — N. vigor, power, force; boldness, raciness &c adj.;

intellectual, force; spirit, point, antithesis, piquance, piquancy; verve, glow, fire, warmth; strong language; gravity, sententiousness; elevation, loftiness, sublimity. eloquence; command of words, command of language. Adj. vigorous, nervous, powerful, forcible, trenchant, incisive, impressive; sensational. spirited, lively, glowing, sparkling, racy, bold, slashing; pungent, piquant, full of point, pointed, pithy, antithetical; sententious. lofty, elevated, sublime; eloquent; vehement, petulant, impassioned; poetic. Adv. in glowing terms, in good set terms, in no measured terms. Phr. thoughts that breath and words that burn [Gray].