Where does “undergrow” come from?

undergrow (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.

undergrow (English): To grow to an inferior, or less than the usual,...

Definitions

  1. To grow to an inferior, or less than the usual,...

Ancestry of “undergrow”, step by step

undergrow 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 grow

StepLanguageWordMeaning
1EnglishgrowTo become larger, to increase in magnitude; To...
2Middle EnglishgrowenTo grow usually of plants, fruit, etc
3Old Englishgrōwanto grow, increase, flourish, germinate
4Proto-Germanicgrōanąto green; to grow
5Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow
Every word from Proto-Indo-European h₁enEvery word from Proto-Indo-European h₁entérEvery word from Proto-Germanic under