Where does “Ossianism” come from?

Ossianism (English) comes from English Ossian, from Irish oisín, from Irish ós, from Old Irish úas, from Dutch wassen, from Dutch was, from Middle Dutch was, from Middle Dutch wassen.

Ossianism (English): A craze for Ossianic poetry

Definitions

  1. A craze for Ossianic poetry

Ancestry of “Ossianism”, step by step

Ossianism traces back through two separate lines of ancestry.

via English Ossian

StepLanguageWordMeaning
1EnglishOssianrather rare in the Anglo-Saxon world
2IrishoisínDiminutive of os; fawn
3Irishóssince... is; Alternative form of ó; mouth
4Old Irishúasabove, over
5Dutchwassento wash, to clean; to grow, to rise, to increase,...
6Dutchwaslaundry, clothes that need to be washed, or just...
7Middle Dutchwasfirst/third-person singular past indicative of...
8Middle Dutchwassento grow, to wax; to increase
9Old Dutchwassanto grow, to wax; to rise in level
10Proto-West Germanicwahsanto grow
11Proto-Germanicwahsijanąto grow
12Indo-European*h₂weks-

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 Indo-European *h₂weks-Every word from Proto-Germanic wahsijanąEvery word from Proto-West Germanic wahsan