Proto-Slavic *měsęcь

→ Belarusian месяц (inherited)

→ Belarusian Месяц (inherited)

→ Bulgarian месец (inherited)

→ Czech měsíc (inherited)

→ Kashubian miesąc (inherited)

→ Kashubian miesądz (inherited)

→ Old Church Slavonic мѣсѧць (inherited)

→ Lower Sorbian mjasec (inherited)

→ Ancient Greek μείς (cognate)

→ Upper Sorbian měsac (inherited)

→ Macedonian месец (inherited)

→ Macedonian месечина (mention)

→ Polish miesiąc (inherited)

→ Russian месяц (inherited)

→ Serbo-Croatian месец (inherited)

→ Serbo-Croatian mesec (inherited)

→ Serbo-Croatian mjesec (inherited)

→ Serbo-Croatian мјесец (inherited)

→ Slovak mesiac (inherited)

→ Slovene mesec (inherited)

→ Silesian miesiōnc (inherited)

→ Ukrainian місяць (inherited)

→ Ukrainian Місяць (inherited)