Having a vigorous, independent mind.
Stubbornly contrary and disobedient; obstinate.
Difficult to manage, deal with, or change to an acceptable condition:
Difficult to alleviate or cure.
Resembling a mule:
Incapable of being governed, restrained, or controlled.
Dutifully complying with the commands, orders, or instructions of one in authority.
Existing or remaining in the same state for an indefinitely long time; enduring:
Persisting in error or fault; stubbornly contrary
Too hasty or incautious in acting or speaking; reckless
Done or carried on in an obstinate or doggedly persistent manner
Difficult to keep in place or in order:
(Of water) with little waves on the surface.
Inclined or willing to submit.
The definition of docile is defined as a passive person or thing.
Extremely persistent or unyielding:
Stubborn and arrogant or aloof.
Tenaciously unwilling to yield
Mild; calm; gentle; not violent
Able to withstand or endure an adverse environmental condition:
Find another word for headstrong. In this page you can discover 38 synonyms, antonyms, idiomatic expressions, and related words for headstrong, like: determined, strong-minded, froward, intractable, obstinate, bullheaded, mulish, ungovernable, obedient, persistent and perverse.