Waleh - Health
Waler - To heal
Fah - Death
Faher - To die
Bilok'fah - To kill
Aetah - Age (In elven years)
Aetah'onn - Birthday
Munih - Wall
Munih'onn - Tower
Arx - Fortress
Fih - Area, Empire
Ciwih - City, State
Ciwih'onn - Citizen
Scenax - Council
Custoih - Warden
Hastax - Lance, spear
Turrih - Archer (when on a wall)
Turr - Arrow
Equitax - Cavalry, a group of horses
Anim - Soul, wind
A citadel would be Fortress-in-City But I don't know how to do that with correct grammar, so there I'll need your help for.