ᴱQ. †Tiri(o)stirion loc.
Archaic Qenya cognate of G. Gwarestrin “Tower of Guard” in an early name list (PE13/102), perhaps a combination of some form of the verb tiri- “to guard” and tirion “tower”.
Reference ✧ PE13/102
|tiri-||“to watch; to keep, guard, preserve; to look at, gaze at, observe”|
|tirion||“(great or mighty) tower; city on a hill”|