im·mitigable \(ˈ)i(m)+\adjective Etymology: Late Latin immitigabilis, from Latin in- in- (I) + mitigare to mitigate + -abilis -able — more at mitigate : not capable of being mitigated, softened, lessened, or appeased < such immitigable evil > • im·mitigableness\“+\noun-es • im·mitigably\“+\adverb