Synonyms and Antonyms of determined
- his determined opponent would not be bluffed or shaken
certain, cocksure, confident, positive, sure
steady, unfaltering, unhesitating, unswerving, unwavering
adamant, adamantine, dogged, hard, hardened, hardheaded, headstrong, immovable, implacable, inflexible, mulish, obdurate, persistent, pertinacious, perverse, pigheaded, rigid, self-willed, stubborn, tenacious, unbending, uncompromising, unrelenting, unyielding, willful (or wilful)
distrustful, doubtful, dubious, mistrustful, skeptical, suspicious, uncertain, unconvinced, undecided, unsettled, unsure
disinclined, indisposed, loath (also loth), reluctant
- a determined effort to finish first in the race