Merriam-Webster Online Thesaurus
blameless (adjective)free from guilt or blame
SYNONIMS:
blameless, cleanhanded, clear, faultless, guiltless, impeccable, inculpable, irreproachable, lily-whiteRELATED WORDS:
absolved, acquitted, cleared, exonerated, vindicated; ethical, law-abiding, moral, righteous, upright, virtuousNEAR ANTONYMS:
blamable, blameworthy, censurable, culpable, impeachable, indictable, punishable; accused, impeached, indicted; condemned, convicted; hangdog, shamed, shamefaced