pertinacious
UK: ˌpɜːtɪˈneɪʃəs | US: ˌpɜːrtnˈeɪʃəs
adj. holding firmly to an opinion, purpose, or course of action; stubbornly persistent
adj. (of a quality or condition) continuing to exist despite interference or opposition
pertinacious = per<through> + tin<hold> + acious<adjective suffix>
- per (Latin: "through," implying thoroughness or intensity)
- tin (from Latin tenere, "to hold")
- acious (Latin-derived suffix forming adjectives meaning "inclined to" or "full of")
Etymology Origin:
The word pertinacious traces back to Latin pertinax ("holding fast"), combining per- (intensifier) and tenax ("tenacious," from tenere, "to hold"). It entered English in the 17th century, originally describing stubborn adherence to beliefs or actions. The morphemes reflect a literal sense of "holding through" challenges, evolving into its modern meaning of relentless persistence.
Despite criticism, she remained pertinacious in her pursuit of justice.
His pertinacious attitude made him excel in competitive fields.
The pertinacious weeds kept sprouting despite repeated removal.
Her pertinacious memory retained every detail of the event.
The team’s pertinacious efforts finally led to a breakthrough.