"Leap out at" is a common idiom that means to stand out prominently or to be easily noticed. There are several synonyms for this phrase, such as "jump out at," "catch the eye," "stand out," "be conspicuous," "be evident," and "be apparent." Each of these phrases conveys the idea of something being noticeable or obvious, and they can be used in a variety of contexts. When looking to add variety to your writing or speech, consider using different synonyms to give your message greater impact. Whether conveying boldness or vibrancy, these alternative phrases are a great way to mix up your vocabulary.