pertinacious
(per-ti-na-cious)
4 syllables
Definition
adjective. 1 tenacious in purpose opinion or the like; persevering; 2 stubbornly determined in action; persistent.
Example Sentence
Sojourner Truth was a pertinacious crusader against slavery.
Synonyms
stubborn; firm; persevering; persistent; tenacious
Antonyms
easy going; carefree
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pertinacious