pseud
/sud/
noun
- A person who pretends to have more knowledge, skill, or importance than they really have; a fake or fraud.
- She felt like a pseud at the science conference, surrounded by real experts.
- The art critic was exposed as a pseud who couldn't tell a real painting from a forgery.
- Don't listen to him — he's a pseud who just repeats things he read online.
Antonyms