(ˈ)im|pekəbəl, əmˈp- adjective
Etymology: Latin impeccabilis, from in- in- (I) + peccare to sin + -abilis -able — more at peccant
1. : not capable of sinning or liable to sin : exempt from the possibility of wrongdoing
no soul is absolutely impeccable — F.W.Robertson
2. : free from fault or blame : flawless , irreproachable
women of impeccable character and honorable life — Herbert Mitgang
this masterly record … written with impeccable discretion and understanding — John Hayward b.1905
an impeccable figure in trim dinner jacket and starched shirt — Truman Capote
• im·pec·ca·ble·ness -bəlnə̇s noun -es
• im·pec·ca·bly -blē, bli adverb