Toothy (adjective)

Having many or prominent teeth.

Origin:

From the old english word "tōð" meaning "tooth".

Examples:

1. The shark had a toothy grin.
2. He had a toothy smile with big white teeth.
3. The toothy grin on his face indicated that he was pleased.
4. He had a toothy snarl and he looked dangerous.
5. She had a toothy grin and she looked happy.