Pali ruci (3)
According to Davids and Stede’s Pali-English Dictionary, Pali word ruci means “splendour, light, and brightness.” It traces its origin to the Tamil root el through the transformation of el > er > ru > ruci. The following words, related to Pali ruci, also originate from Tamil el.
rocati, “light or splendour.” virocati, “to shine forth, to be brilliant.”