cabeza dura înseamnă în Engleză

dense [denser, densest]▼(slow to comprehend; of low intelligence)
adjective
[UK: dens] [US: ˈdens]

hardheaded▼(stubborn)
adjective
[UK: ˈhɑːd.ˌhe.dəd] [US: ˈhɑːrd.ˌhe.dəd]

stubborn▼(refusing to move or change one's opinion)
adjective
[UK: ˈstʌ.bən] [US: ˈstʌ.bərn]I don't like stubborn people. = No me gustan las personas cabezadura.