The process in which an insect or an amphibian (such as a frog) changes from its young form to its adult form in two or more separate stages
Metamorphosis is a biological process by which an animal physically develops after birth or hatching, involving a conspicuous and relatively abrupt change in the animal's body structure through cell growth and differentiation.
The metamorphosis of a caterpillar into a butterfly . (Oxford)
She had undergone an amazing metamorphosis from awkward schoolgirl to beautiful woman. (Oxford)
metamorphosis of a caterpillar into a butterfly
metamorphosis from awkward schoolgirl to beautiful woman
Evolution
Changeover
Stagnation
Stoppage
Metamorphosis
Metamorphic