Where does “underhue” come from?

underhue (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.

Ancestry of “underhue”, step by step

underhue 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 Hue

StepLanguageWordMeaning
1EnglishHueA Vietnamese province with that city as its capital
2Middle Englishheweservant, hireling; rascal, villein; hue
3Old Englishhīwamember of a family
4Proto-Germanichīwôrelative, fellow-lodger, family
5Proto-Indo-Europeanḱey-to be lying down; to settle
Every word from Proto-Indo-European h₁en →Every word from Proto-Indo-European h₁entér →Every word from Proto-Germanic under →