Where does “*pīpā” come from?

*pīpā (Proto-West Germanic) comes from Vulgar Latin pipa, from Latin pipo — I pip, peep.

Ancestry of “*pīpā”, step by step

Step	Language	Word	Meaning
1	Vulgar Latin	pipa	pipe
2	Latin	pipo	I pip, peep

*pīpā — Etymology, Origin & Word History | Etymology Explorer