dínkù verb /dĩ́.kù/
dín kù (alternative)
Definitions
  1. to reduce the quantity or scale of something, to decrease transitive
  2. to become decreased or reduced intransitive
  3. to abate transitive
Etymology
From dín (“to subtract”) + kù (“to remain”), literally “To remove an amount from something but quantity still remains”.
Component words
Used in
àmúwá adínkùsíiìdínkùìdínkù ohun-ìjà-onínúkílà
Source: Wiktionary, where this word is spelled “dinku”. Reference: en-dinku-yo-verb-j4g2w7X2