Smugword
When someone uses a loaded word in place of a more descriptive one to show off how smug they are. i.e. A smug codeword. Bonus points if they use it to insult people they disagree with.
P1: "I'm not an atheist. I'm a 'freethinker'. Religious people are closed-minded slaves."
P2: "That's a nice smugword you're using, P1."
P2: "That's a nice smugword you're using, P1."