Synonyms of pertinacious in English:

pertinacious


See US English definition of pertinacious

See UK English definition of pertinacious

See Spanish definition of pertinaz

adjective

1‘she was very pertinacious in her questions’

SYNONYMS
determined, tenacious, persistent, persevering, assiduous, purposeful, resolute, dogged, indefatigable, insistent, single-minded, unrelenting, relentless, implacable, uncompromising, unyielding, tireless, unshakeable, importunate, stubborn, stubborn as a mule, mulish, obstinate, obdurate, strong-willed, headstrong, inflexible, unbending, intransigent, intractable, pig-headed, bull-headed, stiff-necked, with one's feet dug in, with one's toes dug in, wilful, refractory, contrary, perverse
British informal bloody-minded
rare indurate
ANTONYMS

irresolute, tentative