Preventive and Unprotective

Preventive

Preventive adjective - Concerned with or serving to keep something from happening.

Unprotective is an antonym for preventive.

Unprotective

Unprotective adjective - Not affording protection.

Preventive is an antonym for unprotective.
Cite this Source
Unprotective and Preventive. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/preventive/unprotective
Preventive & Unprotective. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/preventive/unprotective>.
Unprotective or Preventive. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/preventive/unprotective.
Google Ngram Viewer shows how "preventive" and "unprotective" have occurred on timeline