-ओं

Etymology
or, from a blending of (from ) with one or both of:
 * or (from  ). This blending would be supported by the Sauraseni Apabhramsa instrumental/locative plural form  (from ).
 * or, ultimately from , the genitive plural of , the as-stem ending. Such a transfer might indeed have occurred since the genitive singular in was modified to match the as-stem genitive singular ending , from.

Suffix

 * 1) oblique plural of masculine and feminine consonant-stems
 * 1) oblique plural of masculine and feminine consonant-stems
 * 1) oblique plural of masculine and feminine consonant-stems
 * 1) oblique plural of masculine and feminine consonant-stems