unimpeachable

[ uhn-im-pee-chuh-buh l ]
/ ˌʌn ɪmˈpi tʃə bəl /

adjective

above suspicion; impossible to discredit; impeccable: unimpeachable motives.

Origin of unimpeachable

First recorded in 1775–85; un-1 + impeachable

OTHER WORDS FROM unimpeachable

un·im·peach·a·bil·i·ty, un·im·peach·a·ble·ness, noun un·im·peach·a·bly, adverb

Example sentences from the Web for unimpeachable

British Dictionary definitions for unimpeachable

unimpeachable
/ (ˌʌnɪmˈpiːtʃəbəl) /

adjective

unquestionable as to honesty, truth, etc

Derived forms of unimpeachable

unimpeachability or unimpeachableness, noun unimpeachably, adverb