Where does “Perniciaro” come from?

Perniciaro (English) comes from Italian Perniciaro, from Italian pernice, from Latin perdīx, from Ancient Greek πέρδιξ, from Ancient Greek πέρδομαι, from Proto-Hellenic pérdomai, from Proto-Indo-European pérdetor, from Proto-Indo-European perd- — to fart loudly, pass gas, break wind.

Ancestry of “Perniciaro”, step by step

Step	Language	Word	Meaning
1	Italian	Perniciaro	—
2	Italian	pernice	partridge
3	Latin	perdīx	partridge
4	Ancient Greek	πέρδιξ	partridge
5	Ancient Greek	πέρδομαι	to fart, break wind
6	Proto-Hellenic	pérdomai	to fart loudly
7	Proto-Indo-European	pérdetor	to be farting
8	Proto-Indo-European	perd-	to fart loudly, pass gas, break wind

Every word from Proto-Indo-European perd- →Every word from Proto-Indo-European pérdetor →Every word from Proto-Hellenic pérdomai →