Where does “nerdbrain” come from?

nerdbrain (English) comes from English nerd, from English nerts, from English nuts, from English nut, from Middle English nute, from Old English hnutu, from Proto-West Germanic hnut, from Proto-Germanic hnuts — to arise, begin.

nerdbrain (English): A nerd; a socially awkward brainy person

Definitions

  1. A nerd; a socially awkward brainy person

Ancestry of “nerdbrain”, step by step

nerdbrain traces back through two separate lines of ancestry.

via English nerd

StepLanguageWordMeaning
1EnglishnerdA person who is intellectual but generally...
2EnglishnertsCrazy; nuts; Nuts! Expression of dismay
3Englishnutsplural of nut; Testicles; An unbeatable hand; the...
4EnglishnutA hard-shelled seed; A piece of metal, usually...
5Middle Englishnute
6Old Englishhnutunut
7Proto-West Germanichnutnut
8Proto-Germanichnutsnut
9Proto-Indo-Europeanknew-to scrape; scratch; rub; to scratch; scrape; rub
10Proto-Indo-Europeanken-to arise, begin

via English brain

StepLanguageWordMeaning
1EnglishbrainThe control center of the central nervous system...
2Middle EnglishbraynThe brain or cerebrum; the organ of thought;...
3Old Englishbræġnbrain
4Proto-West Germanic*bragnbrain
5Proto-Germanicbragnąbrain
6Proto-Indo-Europeanmregʰnomskull, brain
7Proto-Indo-Europeanmen-to think, mind; spiritual activity; to stay,...
Every word from Proto-Indo-European ken-Every word from Proto-Indo-European knew-Every word from Proto-Germanic hnuts