overgrowth

名词 overgrowth:

1. excessive size; usually caused by excessive secretion of growth hormone from the pituitary gland
   同义词：giantism, gigantism
2. a profusion of growth on or over something else

1. Overgrowth is common in adolescents.
   青少年成长过快是普遍现象。

o.ver.growth

n.（名词）
A usually abundant, luxurious growth over or on something else:
蔓生：一种通常大量地生长在某物之上：
例句：
an overgrowth of ivy on the old house.
蔓生在旧房子上的常春藤