Where does “mosca” come from?

mosca (Old Catalan) comes from Latin musca, from Ancient Greek μυῖα, from Proto-Indo-European mūs- — fly, stinging fly, gnat; moist, damp; swamp,...

Ancestry of “mosca”, step by step

Step	Language	Word	Meaning
1	Latin	musca	a fly; an inquisitive or prying people
2	Ancient Greek	μυῖα	a fly
3	Proto-Indo-European	mūs-	fly, stinging fly, gnat; moist, damp; swamp,...