Where does “underfit” come from?

underfit (English) comes from English fit, from English outfit, from English out, from Middle English oute, from Old English ūt, from Proto-West Germanic *ūt, from Proto-Germanic ūt, from Proto-Indo-European úd — out, outward.

underfit (English): To use a statistical model that has too few...

Definitions

  1. To use a statistical model that has too few...

Ancestry of “underfit”, step by step

underfit traces back through two separate lines of ancestry.

via English fit

StepLanguageWordMeaning
1EnglishfitSuitable, proper; Adapted to a purpose or...
2EnglishoutfitA set of clothing; Gear consisting of a set of...
3EnglishoutAway from the inside, centre or other point of...
4Middle Englishouteout
5Old Englishūtout
6Proto-West Germanic*ūtout, outward
7Proto-Germanicūtout, outward
8Proto-Indo-Europeanúdout, outward

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
Every word from Proto-Indo-European úd