रञ्ज्

From Proto-Indo-European *reg- (“to dye”). Cognate with Proto-Iranian *ra(n)ǰ- (“to colour, dye”), whence Persian رخش‎ (raxš, “red”), Khwarezmian rxtk (raxtak, “red”), Mazanderani رش‎ (raš, “red (of cattle)”), Northern Kurdish reş (“black”) and Sogdian [script needed] (rɣš- /raxš/, “Rakhsh”).

रञ्ज् • (rañj)

1. to redden
2. to dye or colour

• रजते (rajate)
• रक्त (rakta, “blood”)
• रञ्जित (rañjita)
• रञ्जन (rañjana)

• Monier Williams (1899), “रञ्ज्”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 861/2.