Where does “turdhead” come from?

turdhead (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.

Ancestry of “turdhead”, step by step

turdhead 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 turd

StepLanguageWordMeaning
1EnglishturdA piece of solid animal or human feces; A...
2Middle EnglishtoordAlternative form of tord
3Old Englishtorda turd
4Proto-West Germanic*torddung, excrement
5Proto-Germanicturdąmanure; mud
6Proto-Indo-Europeander-to split, to separate; to tear, to crack, to...
Every word from Proto-Indo-European -ḱosEvery word from English -yEvery word from Old English -iġ