English edit

Etymology 1 edit

From Middle English upgrowinge, upgrowyng, equivalent to upgrow +‎ -ing.

Noun edit

upgrowing (countable and uncountable, plural upgrowings)

  1. The process of growth or maturation; growing up

Etymology 2 edit

From upgrow +‎ -ing.

Verb edit

upgrowing

  1. present participle and gerund of upgrow

Anagrams edit