To show readers that you are using a word or phrase ironically, or that you invented it, enclose it in quotation marks.
The “banquet” consisted mainly of dried-
The quotation marks suggest that the meal was anything but a banquet.
Your whole first paragraph or first page may have to be guillotined in any case after your piece is finished: it is a kind of “forebirth.”
—JACQUES BARZUN, “A Writer’s Discipline”
The writer made up the term forebirth.