Where does “Teilstreitkraft” come from?

Teilstreitkraft (German) comes from German Streitkraft, from German kraft, from Middle High German kraft, from Old High German kraft, from Proto-West Germanic kraftu, from Proto-Germanic kraftuz, from Proto-Germanic -þuz, from Proto-Indo-European -tus — Derives action nouns from verb roots.

Teilstreitkraft (German): branch of a country's armed forces (army, navy, air force, etc.)

Definitions

  1. branch of a country's armed forces (army, navy, air force, etc.)

Ancestry of “Teilstreitkraft”, step by step

Teilstreitkraft traces back through two separate lines of ancestry.

via German Streitkraft

StepLanguageWordMeaning
1GermanStreitkraftarmed forces; branch of a country's armed forces;...
2Germankrafton the basis of; by virtue of; by means of,...
3Middle High Germankraft
4Old High Germankraft
5Proto-West Germanickraftustrength, power; skill
6Proto-Germanickraftuzstrength, power
7Proto-Germanic-þuzForms result nouns from verb roots, usually from...
8Proto-Indo-European-tusDerives action nouns from verb roots

via German Teil

StepLanguageWordMeaning
1GermanTeilpart, piece; fraction of a whole; thing
2Middle High Germanteil
3Old High Germanteil
4Proto-West Germanicdailipart
5Proto-Germanicdailizpart, portion, deal
6Proto-Indo-Europeandʰayl-part, watershed
Every word from Proto-Indo-European -tus