Where does “mosquiter” come from?

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

mosquiter (Catalan): leaf warbler bird of the genus