Where does “ши́рить” come from?

ши́рить (Russian) comes from Serbo-Croatian širiti, from Slovene sir, from Proto-Slavic syrъ, from Proto-Balto-Slavic sū́ˀras, from Proto-Indo-European súHros — sour, acidic, salty.

ши́рить (Russian): to widen

Definitions

to widen

Ancestry of “ши́рить”, step by step

Step	Language	Word	Meaning
1	Serbo-Croatian	širiti	to widen; to expand; to spread
2	Slovene	sir	cheese
3	Proto-Slavic	syrъ	damp, raw
4	Proto-Balto-Slavic	sū́ˀras	salty, bitter
5	Proto-Indo-European	súHros	sour, acidic, salty

Words derived from “ши́рить”

шириться

Every word from Proto-Indo-European súHros →Every word from Proto-Balto-Slavic sū́ˀras →Every word from Proto-Slavic syrъ →