immature stage
- larvaImmature feeding stage
- pupaInsect's resting stage
- tadpoleImmature aquatic amphibian
- caterpillarMoth or butterfly young
- nymphNature spirit or larva
juvenile · fledgling · seedling · embryo · cocoon · chrysalis · hatchling · cub · fawn · sapling · sprout · callow · green · raw · unripe · budding · nascent · undeveloped
developmental progression
immature stageadult stage
Fully developed life phase
terminal stage · senescence · final stage · adulthood · maturity
readiness/completion
immature stagefinal form
Last transformation stage
prime · ripeness · full bloom · culmination