Where does “iument” come from?

iument (Middle French) comes from Latin iūmenta, from Latin iumentum, from Old Latin iouxmentom, from Proto-Italic jouksmentom.

iument (Middle French): mare

Definitions

Step	Language	Word	Meaning
1	Latin	iūmenta	—
2	Latin	iumentum	A draft animal, a beast of burden, a large...
3	Old Latin	iouxmentom	—
4	Proto-Italic	jouksmentom	—

iument — Etymology, Origin & Word History | Etymology Explorer