adjective
Crazy is an adjective that describes someone or something as mentally deranged, irrational, or behaving in a wild or unpredictable manner.
-
The scientist's hypothesis seemed crazy at first, but it turned out to be groundbreaking.
-
I can't believe how crazy that party was last night!
-
She's acting all kinds of crazy lately.
-
The amount of work he takes on is just plain crazy.