Where does “sorriso amarelo” come from?

sorriso amarelo (Portuguese) comes from Portuguese sorriso, from Latin subrīsus, from Latin subrideo, from Latin sub-, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

sorriso amarelo (Portuguese): forced smile

Definitions

  1. forced smile

Ancestry of “sorriso amarelo”, step by step

sorriso amarelo traces back through two separate lines of ancestry.

via Portuguese sorriso

StepLanguageWordMeaning
1Portuguesesorrisosmile
2Latinsubrīsussmiled
3LatinsubrideoI smile
4Latinsub-under, sub
5Proto-Indo-Europeanupóunder, below
6Proto-Indo-Europeanh₃ewp-—

via Portuguese amarelo

StepLanguageWordMeaning
1Portugueseamareloyellow in colour; Oriental; wry; forced;...
2Old Portugueseamareloyellow
3Late Latinamarellus—
4Latinamārusbitter (taste)
5Proto-Indo-Europeanh₂eh₃mósraw; uncooked; bitter
6Proto-Indo-Europeanh₂eh₃-to be hot; to burn
Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Latin sub- →