stouthearted
adjective old-fashioned literary uk/ˌstaʊtˈhɑː.tɪd/ us/ˌstaʊtˈhɑːr.t̬ɪd/
勇敢坚定的，顽强的
brave and determined
Even the most stouthearted of hikers would have had to turn back in this weather. 即便是最有勇气的徒步旅行者，碰到这样的天气也会掉头返回的。
Synonym: stalwart