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