Insane; lunatic; demented.
“His ideas were both frightening and crazy.”
Out of control.
“When she gets on the motorcycle she goes crazy.”
Overly excited or enthusiastic.
“He went crazy when he won.”
In love; experiencing romantic feelings.
“Why is she so crazy about him?”
Very unexpected; wildly surprising.
“The game had a crazy ending.”
Characterized by weakness or feebleness; decrepit; broken; falling to decay; shaky; unsafe.
“That trick was crazy good.”
An insane or eccentric person; a crackpot.
Eccentric behaviour; lunacy.
Of, or relating to old age.
Exhibiting the deterioration in mind and body often accompanying old age; doddering.
A person who is senile.
mad, especially as manifested in wild or aggressive behaviour
“Stella went crazy and assaulted a visitor”
“a crazy look”
“the noise was driving me crazy”
“it was crazy to hope that good might come out of this mess”
“I’m crazy about Cindy”
“a football-crazy bunch of boys”
(of an angle) appearing absurdly out of place or unlikely
“the monument leant at a crazy angle”
(of a ship or building) full of cracks or flaws; unsound.
“I’ve been crazy busy”
a mad person
“keep that crazy away from me”