a person given or held as security for the fulfillment of certain conditions or terms, promises, etc., by another.

Archaic . a security or pledge.

Obsolete . the condition of a hostage.

to give (someone) as a hostage

He was hostaged to the Indians.

noun

captor

noun

captive , earnest , guaranty , pawn , pledge , prisoner , sacrificial lamb , scapegoat * , security , surety , token , victim , guarantee