pupa

US /ˈpjuː.pə/
UK /ˈpjuː.pə/
"pupa" picture
1.

an insect in its inactive immature form between larva and adult, e.g., a chrysalis or cocoon.

:
The caterpillar transformed into a pupa.
イモムシはに変態した。
Many insects spend a period of their life cycle as a pupa.
多くの昆虫は生活環の一部をとして過ごす。