Synonyms of the word 
IMPENITENT → UNASHAMED - UNREGENERATE - UNREGENERATED - UNREMORSEFUL - UNREPENTANT
impenitent
- adj. Not penitent; not repenting of sin; not contrite; of a hard heart.
- n. One who is not penitent.
unashamed
- adj. feeling or showing no shame, embarrassment or remorse.
unregenerate
- adj. which cannot be transformed in mind and spirit.
- adj. stubborn.
unregenerated
- adj. Not regenerated; unimproved.
unremorseful
- adj. not remorseful.
unrepentant
- adj. Feeling or showing no sorrow or regret for wrongdoing.
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