dysplasia

noun

1. (countable, uncountable)Abnormal development of cells or tissue, often a precancerous stage of growth.
2. (countable, uncountable)The trauma caused by asynchronous psychological development on children.

   “A number of theorists and researchers have independently written about asynchronous development. Gowan (1974) discussed the implications of cognitive capacities which outstrip emotional (affective) development. He referred to asynchronous development as "dysplasia": […]”