Words that come from Proto-Indo-European ḱlows-

10 words across 6 languages descend from Proto-Indo-European ḱlows- — including слушать, слуша, słuszać, poslušati, slušati, slušati, слушати, послушати.

See the etymology of ḱlows- itself →

Serbo-Croatian (4)

Proto-Slavic (2)

Russian (1)

Macedonian (1)

Old Polish (1)

Proto-Balto-Slavic (1)