口 - mouth

malicious gossip; backbiting; speaking ill behind someone's back

emergency exit

word of mouth

mouthful; morsel; bite

frontage; width (of a building, plot of land, etc.)

cut end; edge (of a page, etc.)

oral proceedings; oral pleadings

burner; nozzle; origin of a fire

big mouth; mouth opened wide

exit; way out

dry taste (e.g. sake, wine)

clever; intelligent; bright; smart; wise; sensible; shrewd