Proto-IE: *(s)reg-
Meaning: to colour
Old Indian: rajati, rajyati, aor. araṅkta, ptc. rakta- `to be dyed, coloured'; raṅga- m. `colour, paint', rāga- m. `colouring, dying, colour'
Old Greek: rhézdō, aor. rhéksai̯ `färben, báptein'; rhégma `gefärbter Stoff', khrüso-ragés = khrüsobaphés Hsch.; rhē̂gos, Anacr. rhégos n. `Teppich, Decke', rhēgeús = bapheús Hsch., rhogéu̯-s (Inschr., Hsch.)
Russ. meaning: красить