Where does “petasius” come from?

petasius (English) comes from Latin petasius, from Ancient Greek πέτασος, from Ancient Greek πετάννυμι, from Proto-Indo-European peth₂- — to spread out; to fly.

petasius (English): A large broad-rimmed bell used for summoning...

Definitions

A large broad-rimmed bell used for summoning...

Ancestry of “petasius”, step by step

Step	Language	Word	Meaning
1	Latin	petasius	a petasius#English: a large, broad-rimmed bell...
2	Ancient Greek	πέτασος	broad-brimmed hat, commonly worn by young men;...
3	Ancient Greek	πετάννυμι	I spread out, open; I am spread out on all sides,...
4	Proto-Indo-European	peth₂-	to spread out; to fly

Every word from Proto-Indo-European peth₂- →Every word from Ancient Greek πετάννυμι →Every word from Ancient Greek πέτασος →