The phrase "most bosseyed" can be used to describe someone who is cross-eyed or has a squint. However, if you are looking for synonyms to replace this phrase, there are a few options available. These include terms such as strabismic, wall-eyed, or simply having a squint. Other informal terms that could be used include "cock-eyed" or "wonky-eyed." It's essential to choose words that are not offensive or derogatory when referring to someone's physical traits. Using appropriate language is a respectful way to communicate and ensure that everyone feels valued and heard.