Where does “سُوس” come from?

سُوس (Arabic) comes from Proto-Semitic sūs-, from Proto-Afroasiatic suʔw- — a kind of insect.

Ancestry of “سُوس”, step by step

سُوس traces back through two separate lines of ancestry.

via Proto-Semitic sūs-

StepLanguageWordMeaning
1Proto-Semiticsūs-moth; insect especially one that bites or chews...
2Proto-Afroasiaticsuʔw-a kind of insect

via Aramaic שׁוּשָׁא

StepLanguageWordMeaning
1Aramaicשׁוּשָׁא
2Akkadianšūšumliquorice

Words derived from “سُوس

Every word from Proto-Afroasiatic suʔw-Every word from Proto-Semitic sūs-