soretooth

noun
UK /ˈsɔː.tuːθ/
US /ˈsɔːr.tuːθ/

A soretooth is a tooth that hurts.

He couldn't eat the ice cream because of a soretooth.


OTHER MEANINGS

2. A sharp, throbbing pain inside a tooth.

The soretooth kept her awake all night.

3. A person who is always grumpy and complaining.

Don't be such a soretooth about the rainy day.

4. A small problem that keeps bothering you.

That unpaid bill is a real soretooth in his budget.