mistime
🇺🇸
/ˌmɪsˈtaɪm/
🇬🇧
/ˌmɪsˈtaɪm/
to do something at an inappropriate time, causing negative effects
He mistimed his joke, and it fell flat in the awkward silence.
他讲笑话的时机不对,结果在尴尬的沉默中冷场了。