When it comes to expressing that something has the potential to occur, "bid fair to" is a commonly used phrase. However, there are several synonyms that can be used in place of this phrase to convey a similar message. Some of these synonyms include "seem likely to," "appear to be headed for," "show promise of," "have the makings of," and "have a good chance of." Each of these phrases indicates that something has the possibility of happening in the future, without making any definitive statements. Using synonyms for "bid fair to" can help to add variety and nuance to your writing, allowing you to better convey your meaning.