Where does “giri” come from?

giri (Old Javanese) comes from Sanskrit गिरि, from Proto-Indo-Iranian gr̥Híš, from Proto-Indo-European gʷerH- — to express approval; praise; to elevate.

Ancestry of “giri”, step by step

Step	Language	Word	Meaning
1	Sanskrit	गिरि	mountain, hill, rock, elevation, rising-ground;...
2	Proto-Indo-Iranian	gr̥Híš	mountain
3	Proto-Indo-European	gʷerH-	to express approval; praise; to elevate

Every word from Proto-Indo-European gʷerH- →

giri — Etymology, Origin & Word History | Etymology Explorer