Where does “Unterdialekt” come from?

Unterdialekt (German) comes from German Dialekt, from Latin dialectos, from Ancient Greek διάλεκτος, from Ancient Greek διαλέγομαι, from Ancient Greek δῐᾰ-, from Ancient Greek διά, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

Unterdialekt (German): subdialect

Definitions

  1. subdialect

Ancestry of “Unterdialekt”, step by step

Unterdialekt traces back through two separate lines of ancestry.

via German Dialekt

StepLanguageWordMeaning
1GermanDialektdialect, regiolect
2Latindialectosa dialect; Nihilo lenior in convictores...
3Ancient Greekδιάλεκτοςdiscourse, conversation; manner of speech,...
4Ancient GreekδιαλέγομαιI converse, hold a discussion, debate, argue; I...
5Ancient Greekδῐᾰ-apart; through, across; through; in different...
6Ancient Greekδιάthroughout
7Proto-Indo-Europeandwístwice, doubly; in two
8Proto-Indo-Europeandwóh₁two

via German Unter

StepLanguageWordMeaning
1GermanUnterjack, knave
2Middle High Germanunder
3Old High Germanuntarunder
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Proto-Indo-European dwóh₁