When it comes to describing something as new and exciting, "hot new" can be a bit overused. Luckily, there are plenty of synonyms that can add some variety to your vocabulary. "Fresh" is a great alternative that conveys something new and exciting without relying on the word "hot." "Cutting-edge" and "innovative" also work well if you want to convey that something is the latest and greatest in its field. For a more informal tone, "trending" or "buzzworthy" are great choices. And if you're looking for something a bit more unique, "sizzling" or "scorching" can add some flair to your language.