Where does “singulari” come from?

singulari (Sicilian) comes from Latin singulāris, from Latin singulus, from Proto-Italic sem-g-lo-, from Proto-Indo-European sem- — together, one.

Ancestry of “singulari”, step by step

StepLanguageWordMeaning
1Latinsingulārissingular, unique, unusual
2Latinsingulussingle; apiece; every
3Proto-Italicsem-g-lo-—
4Proto-Indo-Europeansem-together, one

Words derived from “singulari”

Every word from Proto-Indo-European sem- →Every word from Proto-Italic sem-g-lo- →Every word from Latin singulus →