inerm
/ɪˈnɜːrm, ˈɪnɜːrm/Definitions
1. adjective
Not armed or provided with armor, especially in a way that makes something more vulnerable.
“The inerm walls of the castle made it an easy target for the enemy.”
2. noun
A wall or fortification without defensive structures or armaments.
“The inerm was breached during the attack, allowing the enemy to enter the castle.”