- ràdh
- sayinng, Irish rádh, Old Irish rád, ráidiu, I speak: Indo-European rôdh-éjô; Gothic rôdja, I speak; Sanskrit râdhayati, brings about; root re$$-dh, re$$--dh, re$$-, of Latin reor, think, ratio, reason.
Etymological dictionary of the Gaelic language. Alexander Gairm Publications. 1982.