teething
nounThe eruption through the gums of the primary teeth.
Dentition; the growth or formation of teeth; the act or process of acquiring teeth, as when they cut the gums.
The process of the first growth of teeth, or the phenomena attending their issue through the gums; dentition.
The eruption, through the gums, of the milk teeth; dentition.
verbPresent participle of teethe.
