DictionaryRoot: dysig
Old English
dysig
foolish, stupid
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adjective / verb
dizzy
DIZ-ee/ˈdɪzi/
Unsteady as if one's surroundings were spinning.
Etymology
Old English dysig described someone as foolish or stupid. The later “whirling sensation” sense shifted the word from a judgment about someone’s mind to a description of physical disorientation.