Proto-Slavic *-ę

→ Bulgarian море (mention)

→ Bulgarian джудже (mention)

→ Bulgarian -ьо (inherited)

→ Czech -e (inherited)

→ Old Church Slavonic отрочѧ (mention)

→ Old Church Slavonic агнѧ (mention)

→ Old Church Slavonic козьлѧ (mention)

→ Old Church Slavonic -ѧ (inherited)

→ Old Church Slavonic осьлѧ (mention)

→ Old Church Slavonic овьчѧ (mention)

→ Lower Sorbian -e (inherited)

→ Latvian -ēns (mention)

→ Macedonian море (mention)

→ Polish -ę (derived)

→ Serbo-Croatian -e (inherited)

→ Serbo-Croatian -е (inherited)

→ Slovak -a (inherited)

→ Slovak -ä (inherited)

→ Silesian -ã (inherited)