Kakaaduu - A word that people use when they’re too lazy to think of a r

A word that people use when they’re too lazy to think of a real word and just want to sound fancy for no reason

My brother called my new shoes Kakaaduu because he thought it made him sound cool.

I said my breakfast was Kakaaduu because I didn’t want to describe it.

My teacher called my essay Kakaaduu because she didn’t read it and just wanted to be done.