Where does “palpetrum” come from?

palpetrum (Vulgar Latin) comes from Latin palpebra, from Latin palpō, from Latin -ō, from Proto-Indo-European -ō — Derives nouns from roots.

Ancestry of “palpetrum”, step by step

StepLanguageWordMeaning
1Latinpalpebraeyelid; eyelashes
2Latinpalpōto touch softly, stroke, pat
3Latin-ōsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
4Proto-Indo-European-ōDerives nouns from roots

Words derived from “palpetrum”

Every word from Proto-Indo-European -ō →Every word from Latin -ō →Every word from Latin palpō →