Which of the following words is an adjective?

Recalcitrant (adjective):
English Meaning: Unwilling to do what you are asked or ordered to do, even if it is reasonable.
Bangla Meaning: অবাধ্য; অবশ্য; শৃঙ্খলাভঙ্গকারী: a recalcitrant child/attitude.

Example Sentence: He was often handed the difficult and recalcitrant patients by his bosses and he hadn't failed one yet.

Other forms:
Recalcitrance, recalcitrancy (noun(s)) [Uncountable noun] - অবাধ্যতা; অবশ্যতা।
Recalcitrantly - কোনো meaningful word না।

Source: Website lecture.