Where does “poeticism” come from?

poeticism (English) comes from English poetic, from Middle French poetique, from Latin poeticus, from Ancient Greek ποιητικός, from Ancient Greek -τικός, from Ancient Greek -σις, from Ancient Greek -τις, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

poeticism (English): Poetic style; lyricism; A poetic phrase,...

Definitions

  1. Poetic style; lyricism; A poetic phrase,...

Ancestry of “poeticism”, step by step

poeticism traces back through two separate lines of ancestry.

via English poetic

StepLanguageWordMeaning
1EnglishpoeticRelating to poetry; Characteristic of poets;...
2Middle Frenchpoetique
3Latinpoeticuspoetic
4Ancient Greekποιητικόςcreator; making, producing
5Ancient Greek-τικόςrelating to, suited to, skilled in, able to,...
6Ancient Greek-σιςAdded to verb stems to form abstract nouns or...
7Ancient Greek-τιςretained after dentals
8Proto-Indo-European-tisDerives abstract/action nouns from verb roots

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 -tisEvery word from Ancient Greek -τικόςEvery word from Ancient Greek ποιητικός