gnasher
Slang for teeth
Gnasher is British slang for a tooth, almost always used in the plural: Look at the gnashers on that one.
The word comes from gnash, to grind or strike the teeth together.
Gnashers often appears humorously when commenting on someone's smile or dental work.
molar
Rear crushing tooth
denture · fang · bicuspid · chomper · bite · enamel · gum · mandible · jaw · dentist
snarl
Hostile vocal threat
predator · hostile · aggressive · fierce · vicious · savage · ferocious · intimidating · fearsome · menace