Where does “onomasticon” come from?

onomasticon (English) comes from Ancient Greek ὀνομαστικόν, from Ancient Greek ὀνομαστικός, from Ancient Greek ὀνομαστός, from Ancient Greek ὀνομάζω, from Ancient Greek ὄνομα, from Proto-Indo-European h₁nómn̥, from Proto-Indo-European h₃neh₃- — to name.

onomasticon (English): A book, list, or vocabulary of names, especially...

Definitions

A book, list, or vocabulary of names, especially...

Ancestry of “onomasticon”, step by step

onomasticon traces back through two separate lines of ancestry.

via Ancient Greek ὀνομαστικόν

Step	Language	Word	Meaning
1	Ancient Greek	ὀνομαστικόν	vocabulary, arranged by subject and not by word...
2	Ancient Greek	ὀνομαστικός	good at naming; Of or concerning naming; the...
3	Ancient Greek	ὀνομαστός	named; famous, of note, notable
4	Ancient Greek	ὀνομάζω	I speak of by name, address by name; I call one...
5	Ancient Greek	ὄνομα	name; fame; noun, in the wide sense: referring to...
6	Proto-Indo-European	h₁nómn̥	name
7	Proto-Indo-European	h₃neh₃-	to name

via Ancient Greek ὀνομᾰστῐκόν

Step	Language	Word	Meaning
1	Ancient Greek	ὀνομᾰστῐκόν	vocabulary, arranged by subject and not by word order

Every word from Proto-Indo-European h₃neh₃- →Every word from Proto-Indo-European h₁nómn̥ →Every word from Ancient Greek ὄνομα →