Teethes vs Teethers - What's the difference?

As a verb teethes

is third-person singular of teethe.

plural of teether.

(head)

(teethe)

(teeth)

To grow teeth.

Babies typically start teething at about six months.

To bite on something to relieve discomfort caused by growing teeth.

She'll teethe on anything that she can get into her mouth.

* teething ring

(head)