Where does “som” come from?

som (Portuguese) comes from Old Portuguese son, from Latin sunt, from Latin sum, from Proto-Italic ezom, from Proto-Indo-European h₁ésmi, from Proto-Indo-European h₁ēs- — to be.

som (Portuguese): sound

Definitions

  1. sound

Ancestry of “som”, step by step

som traces back through two separate lines of ancestry.

via Old Portuguese son

StepLanguageWordMeaning
1Old Portugueseson—
2Latinsuntthird-person plural present active indicative of...
3Latinsumto be, exist, have; to be there; to go
4Proto-Italicezomto be
5Proto-Indo-Europeanh₁ésmifirst-person singular present indicative of...
6Proto-Indo-Europeanh₁ēs-to be

via Old Portuguese sõo

StepLanguageWordMeaning
1Old Portuguesesõo—
2Latinsonussound, noise; pitch; speech; tone, character,...
3Latinsonōto sound, resound, make a sound or noise (and various sounds in-context)
4Proto-Italic*swonaōto sound, resound

Words derived from “som”

Every word from Proto-Indo-European h₁ēs- →Every word from Proto-Indo-European h₁ésmi →Every word from Proto-Italic ezom →