immitigable
Adjective
Meaning
Not capable of being mitigated, softened, or appeased.
Source: Webster's dictionarySynonyms
irreversible
incurable
headstrong
implacable
irreparable
incorrigible
irrepressible
irretrievable
ungovernable
irreducible
irrevocable
irrecoverable
irremediable
irredeemable
unappeasable
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