- 1(old-fashioned) the state of having a serious mental illness synonym insanity There may be a link between madness and creativity.
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- 2crazy or stupid behavior that could be dangerous It would be sheer madness to trust a man like that. In a moment of madness she had agreed to go out with him. see March Madness Idioms
there is a reason for someone's behavior and it is not as strange or as stupid as it seems
Check pronunciation: madness