A neologism coined by Ránatar on the Vinyë Lambengolmor Discord Server (VLDS) in 2023-08-20, a combination of Q. mi “in” and an adjectival form of nassë “being”.
Quenya
minassë
fort, city, with a citadel and central watch-tower
minassë
noun. fort, city (with a citadel and central watch tower)
minassëa
adjective. inherent, innate, intrinsic
arta
fort, fortress
arta (2) noun "fort, fortress" (GARAT under 3AR)
ostirion
fort
ostirion noun "fort" (TI:423)
minassë noun "fort, city, with a citadel and central watch-tower" (VT42:24)