Sindarin 

gonnhirrim

collective name. Masters of Stone

A name of the Dwarves translated “Masters of Stone” (S/91), a combination of gond “stone”, hîr “lord, master” and the class-plural suffix -rim (SA/gond, heru).

Elements

WordGloss
gond“stone, rock, stone, rock, [N.] stone (as a material), [G.] great stone”
hîr“lord, master”
-rim“collective or group plural”
Sindarin [S/091; SA/gond; SA/heru; SI/Gonnhirrim; WJI/Gonnhirrim] Group: Eldamo. Published by

gonnhirrim

noun. Gonnhirrim

lords of stone (S for “dwarves”); gond (“stone”) + hîr (“lord”) + rim (collective plural suffix)

Sindarin [Tolkiendil] Group: Tolkiendil Compound Sindarin Names. Published by

gonnhirrim

noun. Dwarves (lit. "Masters of Stone")