Dictionary Definition :
Definition[1]
:
impeccant : (adj.) nippāpa; niddosa.
Source
:
A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]
Related
:
impecunious , impede , impediment , impel , impel compassion , impeccancy , impeccably , impeccable , impearl , impeachment