re·cal·ci·trant
riˈkalsətrənt/
adjective
adjective: recalcitrant

1.
having an obstinately uncooperative attitude toward authority or discipline.
"a class of recalcitrant fifteen-year-olds"
synonyms: uncooperative, intractable, obstreperous, truculent, insubordinate, defiant, rebellious, willful, wayward, headstrong, self-willed, contrary, perverse, difficult; More
formalrefractory;
archaicfroward, contumacious
"Amy was unprepared to deal with three recalcitrant stepchildren"
antonyms: amenable

noun
noun: recalcitrant; plural noun: recalcitrants

1.
a person with an obstinately uncooperative attitude