Where does “inkhorn term” come from?

inkhorn term (English) comes from English inkhorn, from Middle English ynkhorn, from Middle English ynke, from Old French enque, from Latin encaustum, from Latin encaustus, from Ancient Greek ἔγκαυστος, from Ancient Greek ἐν- — Creates collective nouns, which refer to groups...

inkhorn term (English): An obscure, affectedly or ostentatiously learned...

Definitions

An obscure, affectedly or ostentatiously learned...

Ancestry of “inkhorn term”, step by step

inkhorn term traces back through two separate lines of ancestry.

via English inkhorn

Step	Language	Word	Meaning
1	English	inkhorn	A small portable container, often made of horn,...
2	Middle English	ynkhorn	A small portable container, often made of horn,...
3	Middle English	ynke	ink
4	Old French	enque	ink
5	Latin	encaustum	the purple-red ink used by the later Roman...
6	Latin	encaustus	burned in, encaustic; the encaustic mode of...
7	Ancient Greek	ἔγκαυστος	burned in
8	Ancient Greek	ἐν-	in, within; on
9	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
10	Ancient Greek	δέρμα	skin, hide
11	Ancient Greek	γλυφή	carving, carved work; hole cut
12	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
13	Proto-Indo-European	-íh₂	—
14	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

via English term

Step	Language	Word	Meaning
1	English	term	That which limits the extent of anything; limit,...
2	English	terminal	A building in an airport where passengers...
3	French	terminal	terminal
4	Latin	terminalis	boundary; terminal; final, concluding
5	Latin	Terminus	the deity presiding over boundaries; a personification of the term terminus
6	Proto-Indo-European	ter-	tender, weak; young creature
7	Italian	termine	end, close; limit, term, date, time; term, word
8	Latin	terminus	a boundary, limit, end
9	Proto-Italic	termenos	—
10	Proto-Indo-European	térmn̥	boundary, end

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