When it comes to synonyms for the phrase "zeroes in," there are several options to choose from. For instance, one could use the phrase "focuses in on" to convey a similar meaning. Similarly, the terms "zooms in" or "homest in" may be used interchangeably with "zeroes in" to describe the act of directing one's attention to a specific target or goal. Other options include "targets," "aims," "fixates," or "centers in on," all of which can be used to describe the process of aiming or directing one's focus. Ultimately, the choice of synonym will depend on the context and the desired level of emphasis or clarity needed to convey the intended meaning.