1. 顽固, 愚顽, 固执 (名)：pigheaded 固执的, 愚蠢的, 顽固的 (形) | pigheadedness 顽固, 愚顽, 固执 (名) | piglet 小猪 (名)
pigheadedness是什么意思
noun
1. resolute adherence to your own ideas or desires
Synonym: stubbornness bullheadedness obstinacy obstinance self-will