Wiktionary
hostageship
n. (context legal historical English) A condition of being held as surety for a pledge, as to appear before a magistrate for trial after release from gaol.
Usage examples of "hostageship".
It was he, moreover, who loosened the hostageship and bondage of the Gaeidhel to the devil.
The material advantages of the match, in freeing him from hostageship and bringing money and power too, were obvious.