Wiktionary
n. A sudden growth in one's body, especially during adolescence.
Usage examples of "growth spurt".
He loaded his barrow with more meat than Kashet could eat now that he was out of that growth spurt.
Prauo had been ill from another growth spurt but he was recovering.
The other stood shorter by a couple of inches, but he also appeared to be younger, so he might still have a growth spurt.
Donny was thin too, but his growth spurt was still probably some years away.
His treble voice lasted until the growth spurt in his thirteenth summer when his body, as well as his throat and speaking equipment, altered dramatically.
He had the same blond hair and hazel eyes that I had, that Mama had, and until he started his growth spurt that year, people often mistook us for twins.
There would be special nutritional demands to keep up with such a growth spurt.
It seemed snugger than it had when last I wore it again, and I suspected I was due for yet another growth spurt.
His hair had darkened to bronze, and a late growth spurt in his last year of high school had shot him to six two.
And also suddenly two inches taller, for he had hit a growth spurt over the summer.