The noun promise has 2 senses (first 2 from tagged texts)
1. (8) promise -- (a verbal commitment by one person to another agreeing to do (or not to do) something in the future)
2. (8) promise, hope -- (grounds for feeling hopeful about the future; "there is little or no promise that he will recover")
Overview of verb promise
The verb promise has 4 senses (first 4 from tagged texts)
1. (26) promise, assure -- (make a promise or commitment)
2. (11) promise -- (promise to undertake or give; "I promise you my best effort")
3. (5) predict, foretell, prognosticate, call, forebode, anticipate, promise -- (make a prediction about; tell in advance; "Call the outcome of an election")
4. (3) promise -- (give grounds for expectations; "The new results were promising"; "The results promised fame and glory")