Proto-IE: *plōw-
Meaning: to pour, to wash
Armenian: luanam, aor. luachi `waschen'
Old Greek: plǖ́nō, aor. p. eplǘthēn, pf. m.-p. péplümai̯, va. plütó- `waschen, reinigen'; plǘma n. `Spülicht (помои)'; plúsi-s f. `das Waschen', plǘma n. `Wasch-, Spülwasser, Spülicht'
Slavic: *plɨ̄nǭtī, *plɨ̄̀nǭ
Latin: pluō, -ere, plū(v)ī `regnen', pluor m. `Regen', pluvia f. `Regen', pluvius, -a `Regen bringend'
Russ. meaning: литься, лить, мыть
References: WP II 94 f
Comments: Most probably same root as *plew- 'to flow' (both possibly derived from *pel(ǝ)- 'to pour').
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