pay back
Repay money borrowed
Take revenge on
pay into
Deposit money
pay down
Pay a debt over time
pay off
Completely repay a debt
Produce a profitable or successful result
pay for
pay out
To distribute money; to disburse
To slacken a rope by lengthening it; to allow a rope to run out.
To repay, take revenge
pay up
To pay in total a sum which is owed, especially when the sum has been owed for a period of time.