Where does “*sarpēs” come from?

*sarpēs (Vulgar Latin) comes from Latin serpēns, from Latin serpō, from Proto-Indo-European serp- — to creep, crawl.

Ancestry of “*sarpēs”, step by step

StepLanguageWordMeaning
1LatinserpēnsA serpent, snake
2Latinserpōto creep, crawl, move slowly of an animal
3Proto-Indo-Europeanserp-to creep, crawl

Words derived from “*sarpēs

Every word from Proto-Indo-European serp-Every word from Latin serpōEvery word from Latin serpēns