Where does “Pinkertonism” come from?

Pinkertonism (English) comes from English Pinkerton, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Pinkertonism (English): The use of private detectives to monitor the workforce

Definitions

  1. The use of private detectives to monitor the workforce

Ancestry of “Pinkertonism”, step by step

Pinkertonism traces back through two separate lines of ancestry.

via English Pinkerton

StepLanguageWordMeaning
1EnglishPinkertonAn operative employed by the Pinkerton National...
2Old Englishtūnenclosure, yard; place; dwelling
3Proto-West Germanictūnfence
4Proto-Germanictūnąfence; enclosure
5Gaulishdunumfort; hill, hillfort
6Proto-Celticdūnomstronghold, rampart
7Proto-Indo-Europeandʰewh₂-smoke; mist, haze

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 dʰewh₂-Every word from Proto-Celtic dūnomEvery word from Gaulish dunum
Pinkertonism — Etymology, Origin & Word History | Etymology Explorer