WordNet: heltymätön, jyrkkä, järkkymätön, kova, peräänantamaton, timantinkova, tinkimätön

Sanatista
impervious to pleas, persuasion, requests, reason; she would have none of him"- W.Churchill; "he is adamant in his refusal to change his mind"; "Cynthia was inexorable"; "an intransigent conservative opposed to every liberal tendency"



heltymätön


jyrkkä


järkkymätön


kova


peräänantamaton


timantinkova


tinkimätön