not easily controlled or directed; not docile or manageable; stubborn; obstinate

an intractable disposition.

(of things) hard to shape or work with

an intractable metal.

hard to treat, relieve, or cure

the intractable pain in his leg.

an intractable person.

noun

disorderliness , fractiousness , indocility , intractableness , obstinacy , obstinateness , obstreperousness , recalcitrance , recalcitrancy , refractoriness , uncontrollability , uncontrollableness , ungovernableness , unmanageability , untowardness , wildness