Where does “tamisium” come from?

tamisium (Latin) comes from Old French tamis, from Medieval Latin tamisium, from Frankish tamis, from Proto-Germanic tamusį̄ — sieve.

tamisium (Latin): a kind of sieve

Definitions

Step	Language	Word	Meaning
1	Old French	tamis	—
2	Medieval Latin	tamisium	—
3	Frankish	tamis	—
4	Proto-Germanic	tamusį̄	sieve

tamisium — Etymology, Origin & Word History | Etymology Explorer