obstinate
adjective
1. tenaciously unwilling or marked by tenacious unwillingness to yield
Similar word(s): inflexible, sturdy, uncompromising, disobedient, cantankerous, bolshy, stroppy, bullheaded, pigheaded, dogged, dour, persistent, pertinacious, tenacious, unyielding, contrarious, determined, hardheaded, mulish, intractable, stubborn, unregenerate
2. stubbornly persistent in wrongdoing
Similar word(s): unregenerate, unregenerated, cussed, obdurate, unrepentant
3. resistant to guidance or discipline
- an obstinate child with a violent temper
Similar word(s): disobedient, contrary, perverse, wayward