Where does “madhead” come from?

madhead (English) comes from English head, from English -y, from Middle English -y, from Old English -iġ, from Proto-West Germanic -g, from Proto-Germanic -gaz, from Proto-Indo-European -ḱos — -y, -ic.

madhead (English): A crazy person

Definitions

  1. A crazy person

Ancestry of “madhead”, step by step

madhead traces back through two separate lines of ancestry.

via English head

StepLanguageWordMeaning
1EnglishheadThe part of the body of an animal or human which...
2English-yAdded to nouns and adjectives to form adjectives...
3Middle English-yDesignates an adjective, in many cases formed by...
4Old English-iġ-y, -ic
5Proto-West Germanic-gForms adjectives from nouns and verbs with a...
6Proto-Germanic-gaz-y
7Proto-Indo-European-ḱos-y, -ic

via English MAD

StepLanguageWordMeaning
1EnglishMADInitialism of mutually assured destruction;...
2Middle EnglishmadMad, insane, deranged; not of sound mind;...
3Old Englishġemǣd
4Proto-Germanicmaidijanąto exchange, change
5Proto-Germanicmaidazhurt, wounded; mad, foolish; angry, enraged
6Proto-Indo-Europeanmēy-soft, tender, dear
Every word from Proto-Indo-European -ḱosEvery word from English -yEvery word from Old English -iġ