Where does “underbreed” come from?

underbreed (English) comes from English under, from Middle English under, from Old English under, from Proto-Germanic under, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.

underbreed (English): To breed insufficiently

Definitions

  1. To breed insufficiently

Ancestry of “underbreed”, step by step

underbreed traces back through two separate lines of ancestry.

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside

via English breed

StepLanguageWordMeaning
1EnglishbreedTo produce offspring sexually; to bear young; To...
2Middle EnglishbredenAlternative form of breiden; to make broad;...
3Old Englishbrēdanto bear offspring
4Proto-GermanicbrōdijanąTo keep warm; brood; To breed
5Proto-Indo-Europeanbʰreh₁-warm; breath, mist, vapour, steam

Words derived from “underbreed

Every word from Proto-Indo-European h₁enEvery word from Proto-Indo-European h₁entérEvery word from Proto-Germanic under