Where does “*sorum” come from?

*sorum (Vulgar Latin) comes from Latin Serum, from Proto-Indo-European sēr-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

Ancestry of “*sorum”, step by step

StepLanguageWordMeaning
1LatinSerumwhey
2Proto-Indo-Europeansēr-to flow
3Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together

Words derived from “*sorum”

Every word from Proto-Indo-European ser- →Every word from Proto-Indo-European sēr- →Every word from Latin Serum →
*sorum — Etymology, Origin & Word History | Etymology Explorer