Food & drink

milk

Source:*melkoProto-Slaviccertain

East Slavic grew an extra vowel (молоко); the others swapped e and l (mleko), and South Slavic lengthened the vowel into a jat, hence mlijeko/mleko.

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English

milk

Polish

mleko

ˈmlɛkɔ

Cognate· distant (Indo-European)Same source — the sound laws connect them.

In all five languages

BCS script

Latin under Cyrillic

Russian
молоко́moloko
məlɐˈkoinherited
Ukrainian
молоко́moloko
mɔlɔˈkɔinherited
Polish
mleko
ˈmlɛkɔinherited
Czech
mléko
ˈmlɛːkoinherited
Bosnian-Croatian-Serbian
mlijeko / mlekoмлијеко / млеко
ˈmlijekoinherited
English
milk
Distant English relative — Milk and *melko are related, either through a shared Indo-European root or because Slavic borrowed the word from early Germanic; scholars disagree which.