— impeccability , n. — impeccably , adv.
/im pek"euh beuhl/ , adj.
1. faultless; flawless; irreproachable: impeccable manners.
2. not liable to sin; incapable of sin.
[ 1525-35; impeccabilis faultless, sinless. See IM- 2 , PECCABLE ]
Syn. 1. unassailable, unexceptionable.