Where does “peso” come from?

peso (Galician) comes from Old Portuguese peso, from Vulgar Latin pesum, from Latin pēnsum, from Latin pendō, from Proto-Italic pendō, from Proto-Indo-European (s)péndeti, from Proto-Indo-European (s)pend- — to stretch.

peso (Galician): weight; peso

Definitions

  1. weight; peso

Ancestry of “peso”, step by step

StepLanguageWordMeaning
1Old Portuguesepeso—
2Vulgar Latinpesum—
3Latinpēnsumallotment, portion, weight (of wool measured out to a slave to spin in a day)
4Latinpendōto weigh, weigh out
5Proto-Italicpendōhang, put in a hanging position
6Proto-Indo-European(s)péndeti—
7Proto-Indo-European(s)pend-to stretch
Every word from Proto-Indo-European (s)pend- →Every word from Proto-Indo-European (s)péndeti →Every word from Proto-Italic pendō →