Where does “serp” come from?

serp (Catalan) comes from Old Occitan serp, from Vulgar Latin serpe(s), from Latin serpēns, from Latin serpō, from Proto-Indo-European serp- — to creep, crawl.

serp (Catalan): snake

Definitions

snake

Ancestry of “serp”, step by step

Step	Language	Word	Meaning
1	Old Occitan	serp	—
2	Vulgar Latin	serpe(s)	—
3	Latin	serpēns	—
4	Latin	serpō	—
5	Proto-Indo-European	serp-	to creep, crawl

Every word from Proto-Indo-European serp- →

serp — Etymology, Origin & Word History | Etymology Explorer