unexceptionable

From un- +‎ exceptionable.

• Audio (Southern England):

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unexceptionable (comparative more unexceptionable, superlative most unexceptionable)

1. Beyond reproach; unimpeachable.
   • 1860 August 24, “The Demon Bowler”, in The Brant Expositor, volume VIII, number 45, Brantford, Canada West, →ISSN, →OCLC, front page, column 3:

     My turn-out was unexceptionable; men copied my running-shoes; my jacket and trowsers were an admiration; my bat perfection; I was the very picture of a cricketer, but, alas! very little more than a picture.

• unexceptionableness

• unexceptional