ticker

device explosive mine missile projectile rocket torpedo

bombshell charge grenade shell

Molotov cocktail atom bomb hydrogen bomb nuclear bomb

timer

alarm chronograph chronometer hourglass metronome pendulum stopwatch sundial timekeeper timepiece watch

Big Ben chroniker digital watch tick-tock timemarker

clock

cardiac organ vascular organ

cowardice exterior exteriority fear head outside periphery surface

timepiece wristwatch

chronometer stopwatch timer

analog watch digital watch pocket watch