Where does “envaironmen” come from?

envaironmen (Tok Pisin) comes from English environment, from Middle French environnement.

envaironmen (Tok Pisin): environment

Definitions

Step	Language	Word	Meaning
1	English	environment	The surroundings of, and influences on, a...
2	Middle French	environnement	—

envaironmen — Etymology, Origin & Word History | Etymology Explorer