がね
hikigane

Noun

1. trigger (of a gun, etc.)

そのおとこはピストルをがくにあて、引がねいた。
sono otokowa pisutoruo gakuni ate hikiganeo hiita.
The man put the gun against his forehead and squeezed the trigger.
Noun

2. trigger (for something); immediate cause

陪審ばいしんだんによる有罪ゆうざい評決ひょうけつだい論争ろんそうがねとなった。
baishindanni yoru yūzaihyōketsuga daironsōno hikiganeto natta.
The jury's guilty verdict gave rise to widespread debate.
Other forms: