Where does “Hibernianism” come from?

Hibernianism (English) comes from English Hibernian, from English Hibernia, from Latin Hibernia, from Latin Ivernia, from Ancient Greek Ἰ̄ουερνία, from Primitive Irish *Īweriū, from Proto-Celtic Φīweryū, from Proto-Indo-European piHweryon- — fat, milk.

Hibernianism (English): An idiom or mode of speech peculiar to the Irish

Definitions

  1. An idiom or mode of speech peculiar to the Irish

Ancestry of “Hibernianism”, step by step

Hibernianism traces back through two separate lines of ancestry.

via English Hibernian

StepLanguageWordMeaning
1EnglishHibernianOf or pertaining to Ireland; Irish; An Irish...
2EnglishHiberniaA female personification of Ireland
3LatinHiberniaIreland
4LatinIvernia
5Ancient GreekἸ̄ουερνίαIreland
6Primitive Irish*Īweriū
7Proto-CelticΦīweryū
8Proto-Indo-EuropeanpiHweryon-
9Proto-Indo-EuropeanpeyH-fat, milk

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 peyH-Every word from Proto-Indo-European piHweryon-Every word from Proto-Celtic Φīweryū