Where does “epitonic” come from?

epitonic (English) comes from English epi, from English epithelial, from English epithelium, from New Latin epithēlium, from Ancient Greek ἐπί, from Ancient Greek Ἡμέρα, from Ancient Greek ἦμαρ, from Proto-Hellenic ā́mər — to be hot; to burn.

epitonic (English): Abnormally tense or tonic; exhibiting an abnormal...

Definitions

  1. Abnormally tense or tonic; exhibiting an abnormal...

Ancestry of “epitonic”, step by step

epitonic traces back through two separate lines of ancestry.

via English epi

StepLanguageWordMeaning
1EnglishepiA syringe or autoinjector filled with...
2EnglishepithelialOf or pertaining to the epithelium
3EnglishepitheliumA membranous tissue composed of one or more...
4New Latinepithēlium
5Ancient Greekἐπίas well, besides; For usage in composition, see...
6Ancient GreekἩμέρα
7Ancient Greekἦμαρday; by day; midday
8Proto-Hellenicā́mərday
9Proto-Indo-Europeanh₂eh₃mr̥heat
10Proto-Indo-Europeanh₂eh₃-to be hot; to burn

via English tonic

StepLanguageWordMeaning
1EnglishtonicPertaining to tension, especially of muscles;...
2EnglishtoneA specific pitch; An interval of a major second;...
3Middle Englishtonethe one
4LatintonusThe stretching or straining of a rope; A strain;...
5Ancient Greekτόνοςrope, cord; chord; tone, note
6Proto-Hellenictónosrope, cord; tension
7Proto-Indo-Europeantónossomething stretched; chord, fiber, string
8Proto-Indo-Europeanten-to stretch, to extend
Every word from Proto-Indo-European h₂eh₃-Every word from Proto-Indo-European h₂eh₃mr̥Every word from Proto-Hellenic ā́mər