Pertinacious and Vacillating

Opposite meaning words

Pertinacious adjective - Continuing despite difficulties, opposition, or discouragement.

Usage example: a pertinacious little boy who was determined to catch and collect reptiles

Show all Definitions

Vacillating is an antonym for pertinacious.

Nearby Word: pertinacity

Vacillating adjective - Uncertain in purpose or action.

Show all Definitions

Pertinacious is an antonym for vacillating.

Cite this Source

Vacillating and Pertinacious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/pertinacious/vacillating

Pertinacious & Vacillating. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/pertinacious/vacillating>.

Vacillating or Pertinacious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/pertinacious/vacillating.

Google Ngram Viewer shows how "pertinacious" and "vacillating" have occurred on timeline