7
indefensible(adjective, vice, inexcusable)
7
unpardonable(adjective, vice, unforgivable)
6
inexcusable(adjective, vice, forgivable)
4
unforgivable(adjective, inexcusable)
3
unjustifiable(adjective, vice)
3
unwarrantable
2
implacable
1
evil
1
inexperienced
1
insupportable
1
irremissible
1
irreparable
1
not forgivable
1
sinful
1
unconscionable
1
unreasonable
1
untenable
1
wicked
0
austere
0
bad
<123>
11 years ago|667 views|share |citing 
APASmart Define. (2015). Inexpiable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/inexpiable/thesaurus/synonyms
ChicagoSmart Define. 2015. "Inexpiable thesaurus" https://smartdefine.org/inexpiable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, Inexpiable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/inexpiable/thesaurus/synonyms>.
MLASmart Define. "Inexpiable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/inexpiable/thesaurus/synonyms>