"Be promising" is a phrase that connotes potential and likelihood of success. However, there are many other phrases and synonyms that can convey the same message. Words like "show potential", "display promise", "hold potential", "demonstrate hope", "offer hope", and "exhibit promise" can all be used instead of "be promising". These synonyms highlight the expectation of success and inspire confidence in the subject. Employing these words can also bring more variety and depth to one's expression, allowing for more dynamic and engaging communication. Whether giving feedback or describing an individual's capabilities, these synonyms offer a rich vocabulary for positive assessment.