Where does “lud” come from?

lud (Polish) comes from Proto-Slavic ľudъ, from Proto-Slavic milъ, from Proto-Balto-Slavic meiʔlos, from Proto-Indo-European meyl-.

lud (Polish): the people; ordinary citizens of a country;...

Definitions

Step	Language	Word	Meaning
1	Proto-Slavic	ľudъ	people
2	Proto-Slavic	milъ	dear, nice, gentle, mild, soft, pleasant, polite
3	Proto-Balto-Slavic	meiʔlos	—
4	Proto-Indo-European	meyl-	—

lud — Etymology, Origin & Word History | Etymology Explorer