Sern in UT/463 is a misprint, see VT/42:11
Noldorin
-gon
suffix. valour
gond
noun. rock
gonn
noun. great stone, rock
caun
noun. valour
brannon
noun. lord
brannon
noun. lord
caun
noun. valour
gondrafn
noun. hewn stone
gondram
noun. hewn stone
sarn
noun. stone (as a material)
sarn
noun. small stone
Sern in UT/463 is a misprint, see VT/42:11