励む

プログレッシブ和英中辞典(第4版)

はげむ【励む】

〔いそしむ〕work hard; apply oneself to ((a task))；〔懸命に努める〕strive ((to do; for))

学業に励む
apply oneself to one's studies／work hard at one's lessons

仕事に励むあまり家庭を顧みなかった
He paid little attention to his family because he was 「preoccupied with [too devoted to] his work.

出典　小学館「プログレッシブ和英中辞典(第4版)」