What is another word for "renitency"?

Roget's Thesaurus (1911) lists these synonyms for "renitency": action, adamant, adamantean, adamantine, against, alacrity, although, and, antagonism, antagonistic, antagonize, aversation, averseness, back, backwardness, baleen, beat, block, board, bone, bony, bounce, brick, buckram, buoyancy, buoyant, calculous, callosity, caoutchouc, cartilage, cartilaginous, cast, cement, check, clash, collision, compensate, compensation, concrete, conflict.