Quenya 

minassë

fort, city, with a citadel and central watch-tower

minassë noun "fort, city, with a citadel and central watch-tower" (VT42:24)

minassë

noun. fort, city (with a citadel and central watch tower)

arta

fort, fortress

arta (2) noun "fort, fortress" (GARAT under 3AR)

ostirion

fort

ostirion noun "fort" (TI:423)