showing great persistence, determination, or willpower

stubborn; obstinate

urchin; mischievous child

a stubborn or long-lasting medical condition or disease

to put up fierce resistance despite being cornered; to stubbornly refuse to admit defeat

stubborn and difficult to manage or discipline

stupidly obstinate

(idiom) pigheaded

fierce and uncontrollable

ignorant and stubborn

a very stubborn person who refuses to change their mind or views

die-hard or stubborn bandits or gangsters

rebellious subjects, disloyal citizens, or people who are stubborn and difficult to govern

obstinate; stubborn; pig-headed

not sharp or dull, particularly in reference to a tool or instrument

mental numbness or a lack of sensitivity and interest toward external changes or stimuli