TEETHE

[verb] [I] - (of a baby or small child) to grow teethMy sister was up most of the night with her baby who's teething.I think Joe's teething - look at the red patches on his cheeks.(UK and ANZ) Teething troubles/problems are problems which happen in the early stages of doing something new.There were the usual teething troubles at the start of the project, but that's to be expected.