Where does “sībilāre” come from?

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

Ancestry of “sībilāre”, step by step

StepLanguageWordMeaning
1Latinsībilusa hissing, whistling
2Proto-Indo-Europeansweysd-to hiss

Words derived from “sībilāre

Every word from Proto-Indo-European sweysd-Every word from Latin sībilus