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impair

1 ENTRIES FOUND:
impair /ɪmˈpeɚ/ verb
impairs; impaired; impairing
impair
/ɪmˈpeɚ/
verb
impairs; impaired; impairing
Britannica Dictionary definition of IMPAIR
[+ object]
: to make (something) weaker or worse
Synonyms see: injure

— impaired

/ɪmˈpeɚd/ adjective [more impaired; most impaired]
sometimes used in combination