to-do
/təˈduː/noun
in sing.
- informal a commotion or fuss〈非正式〉忙乱; 喧闹; 骚扰; 骚动：
he made a great to-do about fetching a cup.
取个杯子他就大惊小怪的。
词源
late 16th cent.: from to do as in much to do, originally meaning 'much needing to be done' but later interpreted as the adjective much and a noun; compare with ADO.