酬 - repay, reward, retribution

remuneration; recompense; reward; toll

unpaid; without pay; gratuitous; voluntary

exchange (of words, views, punches, cups, etc.); give-and-take

officer's compensation or remuneration

trust fee; custodian fee

gross salary

medical fee

fee contingent upon success; contingency fee; completion bonus

reply (epistolary)

reciprocity

debt bondage (ritsuryō system); forced labor on failure to pay a debt

special reward