captive, prisoner of war

exempt

to take one's leave, to withdraw, to depart

empty, vacant, void, hollow

emptiness

leaving a place by running away; fleeing

a blade and saw / such weapons as used for punishment and torture in ancient China

(politics) an election held when the term for a member of the house ends or when the Diet is dissolved; a general election

to cancel an order or contract / to release or unlock / to lift sanctions / to disband

basis (of a theory), grounds