Where does “*holþ” come from?

*holþ (Proto-West Germanic) comes from Proto-Germanic hulþaz, from Proto-Indo-European ḱel- — to cover; to incline.

Ancestry of “*holþ”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	hulþaz	inclined, favourable; gracious, devoted, loyal;...
2	Proto-Indo-European	ḱel-	to cover; to incline

*holþ — Etymology, Origin & Word History | Etymology Explorer