Where does “περαστικός” come from?

περαστικός (Greek) comes from Greek περνάω, from Greek περνῶ, from Ancient Greek περάω, from Ancient Greek πέρα, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

περαστικός (Greek): passer-by; passing, of passage; ephemeral, brief

Definitions

passer-by; passing, of passage; ephemeral, brief

Ancestry of “περαστικός”, step by step

Step	Language	Word	Meaning
1	Greek	περνάω	pass, go past; outrun, go past, overtake; pass...
2	Greek	περνῶ	—
3	Ancient Greek	περάω	to go from one side to another; to pass through...
4	Ancient Greek	πέρα	beyond
5	Proto-Indo-European	per-	before, in front; first; to go through
6	Proto-Indo-European	pr̥tós	passed , crossed

Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Ancient Greek πέρα →