Tribute

An annual or stated sum of money or other valuable thing, paid by one ruler or nation to another, either as an acknowledgment of submission, or as the price of peace and protection, or by virtue of some treaty; as, the Romans made their conquered countries pay tribute.

A personal contribution, as of money, praise, service, etc., made in token of services rendered, or as that which is due or deserved; as, a tribute of affection.

A certain proportion of the ore raised, or of its value, given to the miner as his recompense.

To pay as tribute.

payment extorted by gangsters on threat of violence; "every store in the neighborhood had to pay him protection"

payment by one nation for protection by another