òǹkà noun /ò.ŋ̀.kà/
Definitions
  1. number
  2. counter
Etymology
From òǹ- (“nominalizing prefix”) + kà (“to count”).
Component words
òǹ-nominalizing prefixto count
Used in
òǹkapòòǹkaye
Source: Wiktionary, where this word is spelled “onka”. Reference: en-onka-yo-noun-EohvnQAF