tender
An unconditional offer of performance in order to satisfy a debt. It may be offered to save the party making the tender from a penalty for nonpayment or lack of performance. On the other hand, if the other party should refuse the tender without a justifiable reason, that party may be placed in default.
Something offered in order to settle a debt or obligation.
An offer put forward in hope of acceptance.
Something that serves as a means of payment, such as banknotes or coin (as in, legal tender).