When babies are teething, their teeth are starting to appear through their gums, often causing them pain. Emma broke off a bit of rusk and gave it to Jacinta, who was teething Teething is also a noun. Teething can be painful and make your baby irritable
teethe
Turkish pronunciation
tidh
Pronunciation
/ˈtēᴛʜ/ /ˈtiːð/
Etymology
[ 'tE[th] ] (intransitive verb.) 15th century. back-formation from teething.