Proto-IE: *lawe- <PIH *-Hʷ->
Meaning: to wash, to bathe
Hittite: lahuwai- (II) 'gießen' (Friedrich 125)
Armenian: loganam `bade mich'
Old Greek: hom. lóō, inf. loésthai̯; loéō, lọ̄́ō, aor. loés(s)ai̯, lọ̄̂sai̯, ps. lọ̄thẹ̄̂nai̯, pf. ptc. lelọ̄méno- `baden, (den Körper) waschen'; hom. loetró-n, att. lọ̄tró-n `das Bad, der Badeort', lọ̄tḗr m. `Badewanne', lôu̯ma (~ lọ̄̂ma) n. `Storm' (Sardes)
Latin: lavō, -ere, lāvī, lautus `baden; waschen, spülen'; lavō, -āre, lāvī, lavātum `(sich) baden, waschen'; lautus, -a `sauber; nett, stattlich; fein'; dēlūbrum n. `Sühnungsort, Heiligtum', polūbrum n. `Waschbecken'; alluviō, -ōnis f. `Anschwemmung, Überschwemmung'; alluviēs, -ēī f. id.; colluviēs, dīluviēs, illuviēs, interluviēs, prōluviēs, subluviēs; ēluō, ēlāvī, ēlautum intr., ēluō, ēlūtum trans.; ēlūtriāre `auswaschen, abklären'
Other Italic: Umbr vutu `lavitō'
Celtic: *lowatro- > Gaul lautro `balneo'; OIr lōathar, lōthar `pelvis, canalis', Ir lō-chasair `Regen'; MBret lovazr `Trog', Bret laouer `Trog'
Russ. meaning: мыть, купать
