Where does “supersensitivity” come from?

supersensitivity (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.

supersensitivity (English): Extreme sensitivity to a chemical

Definitions

  1. Extreme sensitivity to a chemical

Ancestry of “supersensitivity”, step by step

supersensitivity 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 sensitivity

StepLanguageWordMeaning
1EnglishsensitivityThe quality or state of being sensitive;...
2EnglishsensitiveHaving the faculty of sensation; pertaining to...
3Middle Frenchsensitif
4Medieval Latinsensitivussensitive; detectable, perceivable
5LatinsentioI feel, I sense, I perceive; I perceive, I am...
6Proto-Italicsentjō
7Proto-Indo-Europeansent-to head for, to go, to travel; to feel
8Proto-Indo-Europeanh₁es-to be
Every word from Proto-Indo-European éǵh₂Every word from Proto-Germanic *ekEvery word from Proto-West Germanic ik