pseudo

"My brother tries to impress people by name-dropping authors he's never read; he's such a pseudo. "

"He was a complete pseudo, pretending to be a struggling artist when his parents paid for everything. "

"When booking flights, the travel agent had to use a pseudo to access the airline's system because their official city code was temporarily unavailable. "

"To protect their identity online, many gamers use a pseudo instead of their real name. "

"The detective quickly saw through the suspect's pseudo concern, recognizing it as a tactic to deceive them. "

"His concern for the homeless was completely pseudo; he only volunteered for the photo opportunity. "

"The pharmacist explained that the cold medicine contained pseudo, a decongestant ingredient, but advised against taking it with my blood pressure medication. "