agreement;
understandingthe statement (oral or written) of an exchange of promises; "they had an agreement that they would not interfere in each other's business"; "there was an understanding between management and the workers"
annuity;
renteincome from capital investment paid in a series of regular payments; "his retirement fund was set up to be paid as an annuity"
appraisal;
assessmentthe classification of someone or something with respect to its worth