м'ясце (Ukrainian) comes from Ukrainian м'ясо, from Proto-Slavic męso, from Proto-Balto-Slavic mēnsā́ˀ, from Proto-Balto-Slavic mḗns, from Proto-Indo-European mḗms, from Proto-Indo-European mems-, from Proto-Indo-European me-ms-, from Proto-Indo-European mes-.