Strong's #523: apaiteo (pronounced ap-ah'-ee-teh-o)
from 575 and 154; to demand back:--ask again, require.
Thayer's Greek Lexicon:
̓́
apaiteō
1) to ask back, demand back, exact something due
Part of Speech: none
Relation: from G575 and G154
Citing in TDNT: 1:193, 30
Usage:
This word is used 2 times:
Luke 6:30: "of him that taketh away thy goods ask them not again."
Luke 12:20: "night thy soul shall be required of thee: then whose"