irre

Pronunciation: /ˈɪʁə/

crazy; insane; mad

B1 rank #2,775

Meanings

Adjective

Sag mal, bist du völlig irre geworden?

Tell me, have you gone completely mad?

Das ist ja irre! — Informally, can express amazement rather than a diagnosis.
irre / irren — Irre is an adjective; sich irren means be mistaken.

Extra sentence

Es ist doch irre, deswegen den ganzen Urlaub abzusagen.

It is crazy to cancel the entire holiday because of that.