IPA: /tiːð/
KK: /tiθ/
To go through the process of having teeth grow through the gums, usually seen in babies.
The baby started to teethe, and it made her fussy and uncomfortable.
Past: teethed
Past Participle: teethed
Teethe originates from Old English 'tīþian', meaning to grow teeth. The word describes the process of teeth emerging in infants.
Think of the word 'teeth' and remember that 'teethe' means the process of growing teeth.