Lexical Definition

‎ἀνεπαίσχυντος‎ anepaíschyntos (an-ep-ah'-ee-skhoon-tos) unashamed ^G:A
from ‎Α‎ (as a negative particle) and a presumed derivative of a compound of ‎ἐπί‎ and ‎αἰσχύνομαι‎

--that needeth not to be ashamed.

• not ashamed, i.e. irreprehensible:

Abbott-Smith

*† ἀν-επ-αίσχυντος, -ον (< ἐπαισχύνομαι),
not to be put to shame: II Ti 2:15.†

Abbott-Smith References

Liddell-Scott-Jones

ἀνεπαίσχυντος-αίσχυντος, ον,

having no cause for shame, [NT+1st c.AD+]

_{LSJ Scripture Refs: 2Tim.2.15}