Bulls-eye is a term used to describe a direct hit or the center of a target. There are several synonyms for this word that can be used interchangeably depending on the context. One such word is "bullseye," which is a variant spelling of the term. Other synonyms include "dead center," "mark," "target-spot," and "sweet spot." These terms are commonly used in sports like archery, darts, and shooting. In addition, the term "bullseye" can also be used metaphorically to describe a highly successful achievement or a key objective that has been achieved. Overall, there are various synonyms for bulls-eye that can be used to describe hitting a specific target or goal with precision.