Perceiving - is the actual trait
I would assume, intuitively lol - some who think we’re an F are actually T - Thinking. And some who think they’re F are actually S (what’s the substantive difference between “sensing and feeling” - not much if you’re a thesaurus

!) Etc. …it’s only a superficial guide though. Can be helpful with career choices. It used to figure more prominently because of the job I did. I was into that and other superficial tools that were really only guides, expedient tools and not psychoanalysis.
Didn’t know A was even part of it but I’m probably more assertive than I used to be. I’m not going to bother doing it again because it’s always INFP.