Impair and Increase

Opposite meaning words

Impair verb - To reduce the soundness, effectiveness, or perfection of.

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Increase is an antonym for impair in harm topic.

Nearby Words: impairment, impairing

Increase verb - To make greater in size, amount, or number.

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Impair is an antonym for increase.

ability	impair ability	increase ability
quality	impair quality	increase quality
strength	impair strength	increase strength
performance	impair performance	increase performance
Other words: health, efficiency, intelligence, mobility, skills, abilities.

Cite this Source

Increase and Impair. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impair/increase

Impair & Increase. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impair/increase>.

Increase or Impair. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impair/increase.

Google Ngram Viewer shows how "impair" and "increase" have occurred on timeline