chù​fā

trigger

触发 (觸發) chù​fā
trigger verb
to set off a mechanical or electronic device, alarm, or process

Accidentally crossing the line will trigger the alarm system.

spark verb
to induce or inspire a sudden feeling, thought, or realization

His words sparked my creative inspiration.

Frequency

Movie subtitles
4.32 per million appears in 2% of films
Written text
3.59 per million

Sources

Definitions
CC-CEDICT