What is another word for "renitence"?

Roget's Thesaurus (1911) lists these synonyms for "renitence": adamant, adamantean, adamantine, alacrity, aversation, averseness, backwardness, block, board, bone, bony, brick, buckram, calculous, callosity, cartilage, cartilaginous, cast, cement, concrete, conscience, corneous, crag, crystal, crystallization, deal, delicacy, demur, disinclination, dislike, dissent, durity, firm, flint, fossil, granite, granitic, gritty, hard, harden.