pupation
/ˈpjuːpəʊˌneɪʃən/Definitions
1. noun
The process of forming a pupa, especially in insects, or the state of being in a pupa.
“The caterpillar’s pupation marks the beginning of the butterfly’s transformation.”
2. noun
A resting or dormant state, especially in plant development.
“The seedling entered a state of pupation until the spring weather improved.”