Where does “silbo” come from?

silbo (Spanish) comes from Latin sībilus, from Proto-Indo-European sweysd- — to hiss.

silbo (Spanish): whistle, whistling sound, act of whistling

Definitions

  1. whistle, whistling sound, act of whistling

Ancestry of “silbo”, step by step

StepLanguageWordMeaning
1Latinsībilusa hissing, whistling
2Proto-Indo-Europeansweysd-to hiss
Every word from Proto-Indo-European sweysd- →Every word from Latin sībilus →
silbo — Etymology, Origin & Word History | Etymology Explorer