Where does “enharmonicism” come from?

enharmonicism (English) comes from English enharmonic, from Latin enharmonicus, from Latin enarmonius, from Ancient Greek ἐναρμόνιος, from Ancient Greek ἐν, from Ancient Greek δέρμα, from Ancient Greek γλυφή, from Ancient Greek -ῐ́ᾱ — Creates collective nouns, which refer to groups...

enharmonicism (English): The use of enharmonic modulation

Definitions

The use of enharmonic modulation

Ancestry of “enharmonicism”, step by step

enharmonicism traces back through two separate lines of ancestry.

via English enharmonic

Step	Language	Word	Meaning
1	English	enharmonic	Describing two or more identical or almost...
2	Latin	enharmonicus	—
3	Latin	enarmonius	—
4	Ancient Greek	ἐναρμόνιος	—
5	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
6	Ancient Greek	δέρμα	skin, hide
7	Ancient Greek	γλυφή	carving, carved work; hole cut
8	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
9	Proto-Indo-European	-íh₂	—
10	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

via English ism

Step	Language	Word	Meaning
1	English	ism	An ideology, system of thought, or practice that...
2	English	-ism	Used to form nouns of action or process or result...
3	Latin	-ismus	-ism
4	Ancient Greek	-ισμός	Forms abstract nouns
5	Ancient Greek	-μός	Forms abstract nouns
6	Proto-Indo-European	-mós	Creates action/result nouns from verb stems

Every word from Proto-Indo-European -h₂ →Every word from Ancient Greek -ῐ́ᾱ →Every word from Ancient Greek γλυφή →