Impeccable

1.

(that cannot be penetrated or passed through, that cannot be solved or understood, impossible to understand, obscure) ដែលឥតខ្ចោះ, ដែលគ្មានកំហុស, ដែលមិនគួរបន្ដោស

1.

One who is impeccable; esp., one of a sect of Gnostic heretics who asserted their sinlessness.

1.

Not liable to sin; exempt from the possibility of doing wrong.