Where does “erucism” come from?

erucism (English) comes from English ism, from English -ism, from Latin -ismus, from Ancient Greek -ισμός, from Ancient Greek -μός, from Proto-Indo-European -mós — Creates action/result nouns from verb stems.

erucism (English): An injury caused by contact with the toxic bristles of a caterpillar

Definitions

  1. An injury caused by contact with the toxic bristles of a caterpillar

Ancestry of “erucism”, step by step

erucism traces back through two separate lines of ancestry.

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

via English eruca

StepLanguageWordMeaning
1Englisherucacaterpillar; larva
2Latinerucacaterpillar; colewort, rocket
3Proto-Indo-Europeanǵʰer(s)-uk-eh₂
4Proto-Indo-Europeanǵʰers-stiff; surprised
Every word from Proto-Indo-European -mós
erucism — Etymology, Origin & Word History | Etymology Explorer