الواصلة
mad as a hat·terالتركية النطق
mäd äz ı hätırالنطق
/ˈmad ˈaz ə ˈhatər/ /ˈmæd ˈæz ə ˈhætɜr/
علم أصول الكلمات
() Disputed. Possibly from Old English ātor (“poison”), and thus related to English atter. Alternatively from hat-makers suffering from Korsakoff's syndrome due to handling mercury-contaminated felt.