Where does “hauchdünn” come from?

hauchdünn (German) comes from German dünn, from Middle High German dünne, from Old High German dunni, from Proto-West Germanic þunnī, from Proto-Germanic þunnuz, from Proto-Indo-European ténh₂us, from Proto-Indo-European tenh₂-, from Proto-Indo-European ten- — to stretch, to extend.

hauchdünn (German): razor-thin; sheer

Definitions

  1. razor-thin; sheer

Ancestry of “hauchdünn”, step by step

hauchdünn traces back through two separate lines of ancestry.

via German dünn

StepLanguageWordMeaning
1Germandünnthin, slender, slim; weak, not strong; flimsy
2Middle High Germandünne
3Old High Germandunnithin
4Proto-West Germanicþunnīthin
5Proto-Germanicþunnuzthin
6Proto-Indo-Europeanténh₂usthin
7Proto-Indo-Europeantenh₂-to stretch, to extend
8Proto-Indo-Europeanten-to stretch, to extend

via German Hauch

StepLanguageWordMeaning
1GermanHauchbreath from the mouth; whisper; sough; aspiration
2Germanhauchento whisper; to aspirate
Every word from Proto-Indo-European ten-Every word from Proto-Indo-European tenh₂-Every word from Proto-Indo-European ténh₂us