teether
nounUK /ˈtiː.ðər/
US /ˈtiː.ðɚ/
A teether is a small toy a baby chews on to help with teething pain.
She gave the baby a cold teether to soothe his sore gums.
OTHER MEANINGS
2. A ring or object made for infants to bite during teething.
The silicone teether was kept in the fridge for extra relief.
3. A person or thing that teethes, especially a child cutting teeth.
The teether fussed all night while her first tooth came through.
4. Any material or device designed to be chewed to ease gum discomfort.
Frozen bagels are sometimes used as a homemade teether.