Where does “superharden” come from?

superharden (English) comes from English super, from English super-ego, from German Über-Ich, from German Ich, from Middle High German ich, from Old High German ih, from Proto-West Germanic ik, from Proto-Germanic *ek — I.

superharden (English): To make superhard

Definitions

  1. To make superhard

Ancestry of “superharden”, step by step

superharden traces back through two separate lines of ancestry.

via English super

StepLanguageWordMeaning
1EnglishsuperOf excellent quality, superfine; better than...
2Englishsuper-egoAlternative spelling of superego
3GermanÜber-Ichsuperego
4GermanIchego, the Ich; self, me, him, etc
5Middle High GermanichI
6Old High GermanihI
7Proto-West GermanicikI
8Proto-Germanic*ek
9Proto-Indo-Europeanéǵh₂I

via English harden

StepLanguageWordMeaning
1EnglishhardenTo become hard; To make something hard or harder;...
2Middle Englishhardenen
Every word from Proto-Indo-European éǵh₂Every word from Proto-Germanic *ekEvery word from Proto-West Germanic ik
superharden — Etymology, Origin & Word History | Etymology Explorer