Where does “brainless” come from?

Brainless derives from Middle English braynles, formed from Middle English brayn and Old English -lēas (meaning without), itself from Old English lēas, Proto-Germanic lausaz, and Proto-Indo-European men-.

brainless (English): Having no brain; Unintelligent, with little...

Definitions

  1. Having no brain; Unintelligent, with little...

Ancestry of “brainless”, step by step

StepLanguageWordMeaning
1Middle Englishbraynlesill-advised, stupid, mindless
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,...

Words derived from “brainless

Every word from Proto-Indo-European men-Every word from Proto-Indo-European mregʰnomEvery word from Proto-Germanic bragną