remiss
adjective [ after verb ] formal uk/rɪˈmɪs/ us/rɪˈmɪs/
疏忽的；懈怠的；玩忽职守的
careless and not doing a duty well enough
You have been remiss in your duties. 你一直玩忽职守。
[ + to infinitive ] It was remiss of me to forget to give you the message. 我忘了把口信转达给你，是我的疏忽。
Synonym: neglectful