detainer (6)
I believe the answer is:
captor
(Other definitions for captor that I've seen before include "To carp (anag)" , "One takes prisoners" , "One who takes a prisoner" , "One who imprisons another" , "One taking a prisoner" .)
I believe the answer is:
captor
(Other definitions for captor that I've seen before include "To carp (anag)" , "One takes prisoners" , "One who takes a prisoner" , "One who imprisons another" , "One taking a prisoner" .)