Where does “Gilbertianism” come from?

Gilbertianism (English) comes from English Gilbertian, from English gilbert, from Old French Gilbert, from Proto-Germanic gīslaz, from Proto-Germanic berhtaz, from Proto-Germanic hrabnaz, from Proto-Indo-European ḱorh₂-, from Proto-Indo-European ḱer- — army.

Gilbertianism (English): The ludicrously comic style of the dramatist and librettist W. S. Gilbert

Definitions

  1. The ludicrously comic style of the dramatist and librettist W. S. Gilbert

Ancestry of “Gilbertianism”, step by step

Gilbertianism traces back through two separate lines of ancestry.

via English Gilbertian

StepLanguageWordMeaning
1EnglishGilbertianPertaining to, or in the style of the dramatist...
2EnglishgilbertThe CGS unit of magnetomotive force equal to...
3Old FrenchGilbert
4Proto-Germanicgīslazhostage
5Proto-Germanicberhtazbright, shining
6Proto-Germanichrabnazraven
7Proto-Indo-Europeanḱorh₂-
8Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
9Proto-Indo-Europeankr̥-to turn, to bend
10Proto-Indo-Europeanker-army

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-