As adjectives the difference between impair and unimpairable
is that impair is (obsolete) not fit or appropriate while unimpairable is that can not be impaired.
As a verb impair
is to weaken; to affect negatively; to have a diminishing effect on.
impair
English
Alternative forms
* (l) (qualifier)
Verb
(
en verb)
To weaken; to affect negatively; to have a diminishing effect on.
(archaic) To grow worse; to deteriorate.
- (Milton)
Derived terms
* (l)
External links
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