Matilda Lovewhen i click on someone's profile and there's "posts" and "posts and replies" i want a tab that's just their own posts, not boosts
C."Posts and replies" omits their boosts. It's basically what you're asking for, unless you don't want to see posts of theirs that were in response to a different post.
I complained about this obviously-misleading UI more than a year ago, and here we are... 😄