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/ɪmˈpɛə/ · verb
(transitive) To weaken; to affect negatively; to have a diminishing effect on..
In 2016, it was announced that Jones had been diagnosed with primary progressive aphasia, a form of dementia that impairs the ability to communicate.
Flesh may empaire,[…]but reason can repaire.
giues he not till iudgement guide his bounty, / Nor dignifies an impaire thought with breath:
Suppoſe a mans credit ſhould ſuffer an impair with thoſe whoſe cenſure is not to be valued; yet think, which is worſe, ſhame or ſin? Wilt thou ſin againſt God to ſave thy credit?
Use impair when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Impair means (transitive) To weaken; to affect negatively; to have a diminishing effect on..
Common synonyms include hinder, vitiate, spoil, deflower.
The opposite depends on the specific sense.
In 2016, it was announced that Jones had been diagnosed with primary progressive aphasia, a form of dementia that impairs the ability to communicate.
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