1. (a.) Admitting of no expiation, atonement, or satisfaction; as, an inexpiable crime or offense.

2. (a.) Incapable of being mollified or appeased; relentless; implacable.

exceptionable impossible inadmissible inexcusable inexpiable intolerable irremissible objectionable unacceptable unallowable unconscionable undesirable unforgivable unjustifiable unpardonable unreasonable unsuitable untenable unwarrantable