madness
n [U]
1 state of being insane; insane behaviour 瘋狂; 精神錯亂; 精神失常
His madness cannot be cured. 他的瘋病無法醫治.
2 extreme foolishness 極端的愚蠢
It is madness to climb in such bad weather. 天氣這麼壞還去爬山, 真是愚不可及.
3 (idm 習語) method in one's madness => method. midsummer madness => midsummer.