- 2Significato: obstinatewillful hard-headed headstrong unyieldingintractable bull-headed self-willed pigheaded
- 3Significato: carelessheedless wanton unjustifiable groundlessinconsiderate willful unruly reckless
- 4Significato: stubbornheadstrong obstinate willful bullheadedintractable stiff perverse unyielding