Foul-up and Has-been

Foul-up noun - An instance of confusion.

Has-been and foul-up are semantically related. In some cases you can use "Has-been" instead a noun phrase "Foul-up".

Has-been noun - One that has passed the peak of effectiveness or popularity.

Foul-up and has-been are semantically related. Sometimes you can use "Foul-up" instead a noun phrase "Has-been".