IRREPROACHABLY

irreproachably, blamelessly

(adverb) in an irreproachable and blameless manner; “she had lived blamelessly until she met this man”

Source: WordNet® 3.1

Etymology

Adverb

irreproachably (comparative more irreproachably, superlative most irreproachably)

In an irreproachable manner; blamelessly.

Source: Wiktionary

Ir`re*proach"a*bly, adv.

Definition: In an irreproachable manner; blamelessly.

IRREPROACHABLE

Ir`re*proach"a*ble, a. Etym: [Pref. ir- not + reproachable: cf. F. irréprochable.]

Definition: Not reproachable; above reproach; not deserving reproach; blameless. He [Berkely] erred, -- and who is free from error -- but his intentions were irreproachable. Beattie.

Source: Webster’s Unabridged Dictionary 1913 Edition