pig-headedness
noun /ˌpɪɡ ˈhedɪdnəs/
/ˌpɪɡ ˈhedɪdnəs/
[uncountable]- the fact of being unwilling to change your opinion about something, in a way that other people think is annoying and unreasonable synonym obstinacy, stubbornnessTopics Opinion and argumentc2