ᴹQ. ráva² n. “bank (especially of a river)” (Category: Brook, Stream, River)
A noun in The Etymologies of the 1930s glossed “bank, especially of a river” derived from the root ᴹ√RAB, also the basis for ᴹQ. ramba “wall” (Ety/RAMBĀ; EtyAC/RAMBĀ).
Reference ✧ Ety/RAMBĀ ✧ ráva “bank (especially of a river)”
|ᴹ√RAB² > ráva||[rāba] > [rāβa] > [rāva]||✧ Ety/RAMBĀ|