inexpiable
131heinous — hei·nous / hā nəs/ adj: enormously and shockingly evil a heinous crime hei·nous·ly adv hei·nous·ness n Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 …
132implacable — I adjective adamant, immovable, implacabilis, inexorabilis, inexorable, inexpiable, inflexible, intransigent, irreconcilable, obdurate, obstinate, pitiless, relentless, unappeasable, unbending, uncompromising, unforgiving, unpacifiable,… …
