Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

impeccability. clean hands, clear conscience, mens sibi conscia recti [Lat.] [Vergil]. innocent, lamb, dove. V. be innocent &c adj.; nil conscire sibi nulla pallescere culpa [Lat.] [Horace]. acquit &c 970; exculpate &c (vindicate) 937. Adj. innocent, not guilty; unguilty†; guiltless, faultless, sinless, stainless, bloodless, spotless; clear, immaculate; rectus in curia [Lat.]; unspotted, unblemished, unerring; undefiled &c 939; unhardened†, Saturnian; Arcadian &c (artless) 703 [Obs.]. inculpable, unculpable†; unblamed, unblamable†; blameless, unfallen†, inerrable†, above suspicion; irreproachable, irreprovable†, irreprehensible†; unexceptionable, unobjectionable, unimpeachable; salvable†; venial &c 937. harmless; inoffensive, innoxious†, innocuous; dove-like, lamb-like; pure, harmless as doves; innocent as a lamb, innocent as the babe unborn; more sinned against than sinning [Lear]. virtuous &c 944; unreproved†, unimpeached, unreproached†. Adv. innocently &c adj.; with clean hands; with a clear conscience, with a safe conscience. Phr. murus aeneus conscientia sana [Horace].