toothy

adjective, tooth·i·er, tooth·i·est.

1. having or displaying conspicuous teeth: a toothy smile.
2. savory; appetizing; toothsome.
3. possessing a rough surface: toothy paper.
4. Archaic. sharp or caustic: toothy commentary.

adjective toothier or toothiest

1. having or showing numerous, large, or projecting teetha toothy grin