pay off, pay up, pay out, compensate, make a payment, square, recompense, remunerate, reward, refund, fork out (informal), cough up (slang), shell out (informal), put up (informal), lay down, chip in, put down, hand over, pick up the tab (informal), pick up the check (US, informal), send a check, send a cheque (UK), foot the bill, take care of, pony up, remit, reimburse, indemnify, satisfy, discharge, requite, confer, finance, prepay, expend, disburse, fund, stake, ante up, bear the cost, bear the expense