Where does “plástarchlár” come from?

plástarchlár (Irish) comes from Irish plástar, from English plaster, from Old French plastre, from Latin plastrum, from Latin emplastrum, from Ancient Greek ἔμπλαστρον, from Ancient Greek ἔμπλαστος, from Ancient Greek ἐμπλάσσω — Creates collective nouns, which refer to groups...

plástarchlár (Irish): plasterboard

Definitions

plasterboard

Ancestry of “plástarchlár”, step by step

Step	Language	Word	Meaning
1	Irish	plástar	plaster; soft, flat-featured person
2	English	plaster	A paste applied to the skin for healing or...
3	Old French	plastre	plaster; plaster; bandaid
4	Latin	plastrum	—
5	Latin	emplastrum	plaster, bandage; piece of bark used in budding,...
6	Ancient Greek	ἔμπλαστρον	salve, plaster; a plaster; daub; salve
7	Ancient Greek	ἔμπλαστος	daubed, plastered; daubed on
8	Ancient Greek	ἐμπλάσσω	daub on
9	Ancient Greek	ἐν-	in, within; on
10	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
11	Ancient Greek	δέρμα	skin, hide
12	Ancient Greek	γλυφή	carving, carved work; hole cut
13	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
14	Proto-Indo-European	-íh₂	—
15	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

Every word from Proto-Indo-European -h₂ →