Where does “'tweenbrain” come from?

'tweenbrain (English) comes from English brain, from Middle English brayn, from Old English bræġn, from Proto-West Germanic *bragn, from Proto-Germanic bragną, from Proto-Indo-European mregʰnom, from Proto-Indo-European men- — to think, mind; spiritual activity; to stay,...

'tweenbrain (English): The region of the human brain, specifically the...

Definitions

  1. The region of the human brain, specifically the...

Ancestry of “'tweenbrain”, step by step

'tweenbrain traces back through two separate lines of ancestry.

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,...

via English 'tween

StepLanguageWordMeaning
1English'tweenAlternative form of tween
Every word from Proto-Indo-European men-