Where does “Klassenlehrer” come from?

Klassenlehrer (German) comes from German Lehrer, from German lehren, from Middle High German lēren, from Old High German lēren, from Proto-West Germanic laiʀijan, from Proto-Germanic laizijaną, from Proto-Indo-European loyséyeti, from Proto-Indo-European leys — to trace; to track.

Klassenlehrer (German): class teacher, classroom teacher, homeroom teacher; form tutor; form master

Definitions

  1. class teacher, classroom teacher, homeroom teacher; form tutor; form master

Ancestry of “Klassenlehrer”, step by step

Klassenlehrer traces back through two separate lines of ancestry.

via German Lehrer

StepLanguageWordMeaning
1GermanLehreragent noun of lehren; teacher
2Germanlehrento teach a class, a subject; to be a teacher; to...
3Middle High Germanlēren
4Old High Germanlērento teach
5Proto-West Germaniclaiʀijanto teach
6Proto-Germaniclaizijanąto teach
7Proto-Indo-Europeanloyséyeti
8Proto-Indo-Europeanleysto trace; to track

via German klasse

StepLanguageWordMeaning
1Germanklassegreat, awesome
2Russianклассclass
3Latinclassisany one of the five divisions into which Servius...
4Proto-Italicklāssis
5Proto-Indo-Europeankelh₁-to call, cry, summon
Every word from Proto-Indo-European leys