ẹ̀kún noun /ɛ̀.kṹ/
Definitions
  1. fulfillment, fulness, completion
Etymology
From ẹ̀- (“nominalizing prefix”) + kún (“to fill”), literally “That which is fill, that which is complete”.
Component words
ẹ̀-nominalizing prefixkúnto fill
Source: Wiktionary · etymology 4, where this word is spelled “ẹkun”. Reference: en-ẹkun-yo-noun-y7~U4edk