25B6; adjective OBSTINATE, stubborn (as a mule), mulish, bull-headed, obdurate, headstrong, self-willed, wilful, perverse, contrary, recalcitrant, stiff-necked; uncooperative, inflexible, uncompromising, intractable, intransigent, unyielding; Brit. informal bloody-minded, bolshie; formal refractory.
PIG-HEADED
Meaning of PIG-HEADED in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012