Where does “dóire” come from?

dóire (Irish) comes from Old Irish daíre, from Old Irish dáir, from Old Irish daur, from Proto-Celtic daru, from Proto-Indo-European dóru, from Proto-Indo-European drew- — hard, firm, strong, solid; hard, fast; tree.

dóire (Irish): burner

Definitions

burner

Ancestry of “dóire”, step by step

dóire traces back through two separate lines of ancestry.

via Old Irish daíre

Step	Language	Word	Meaning
1	Old Irish	daíre	a forest of oak trees
2	Old Irish	dáir	bulling, heat
3	Old Irish	daur	—
4	Proto-Celtic	daru	oak
5	Proto-Indo-European	dóru	tree
6	Proto-Indo-European	drew-	hard, firm, strong, solid; hard, fast; tree

via Irish dóigh

Step	Language	Word	Meaning
1	Irish	dóigh	burn, singe; sear, scorch; put out; hope,...
2	Old Irish	dóïd	to burn, scorch
3	Proto-Celtic	*dauyeti	to kindle, burn
4	Proto-Indo-European	deh₂w-	kindle, burn; to burn

Words derived from “dóire”

Every word from Proto-Indo-European drew- →Every word from Proto-Indo-European dóru →Every word from Proto-Celtic daru →