(an instance of) the process of collecting something

gathering or amassing

the form taken by an insect (e.g. a butterfly) between the time when it creeps or crows (as a larva) and the time when it flies

growth

the act of developing or being developed (all senses); a new stage or event in a progress

growth

(the process of) getting possessions or wealth; an increase in amount or power

acquisition, winnings

the process of growing or developing

development, progress