Entry record from de Josselin de Jong (1937): Woirata
Page number: 245
kasu(n)
• debt; vow; promise.
kasun āni
• be in debt; owe.
kasun nadouren
• dunning (for payment).
itakasu
• be enemies to each other.
kaskasu
• be enemies to each other.
eme ina to kasu
• make somebody contract debts by selling to him on credit.
Literally: give so that there is debt