Words don’t all have meaning in isolation. :) The examples you give just have meaning based on the combination of words.
A bit like letters. We don’t think “r” is contradictory because in “fart” it describes something foul and it “tart” it describes somerthing tasty.
If I were a scammer, I’d want to attract marks who are A) greedy, B) gullible and C) think they are smart.
I’d go for Elon’s fans yeah.