Where does “милочка” come from?

милочка (Russian) comes from Russian ми́лый, from Old East Slavic милъ, from Proto-Slavic milъ, from Proto-Balto-Slavic meiʔlos, from Proto-Indo-European meyl-.

милочка (Russian): my dear, darling; genitive/accusative singular of...

Definitions

my dear, darling; genitive/accusative singular of...

Ancestry of “милочка”, step by step

Step	Language	Word	Meaning
1	Russian	ми́лый	dear, sweet; sweetheart; dear; cute
2	Old East Slavic	милъ	dear, sweet
3	Proto-Slavic	milъ	dear, nice, gentle, mild, soft, pleasant, polite
4	Proto-Balto-Slavic	meiʔlos	—
5	Proto-Indo-European	meyl-	—

Every word from Proto-Indo-European meyl- →Every word from Proto-Balto-Slavic meiʔlos →Every word from Proto-Slavic milъ →