Hostage rhymes with:
prestage, prestidge, vestige, advantage, armitage, cabotage, disadvantage, footage, frontage, nottage, prestage, prestidge, reportage, vestige, vintage, wantage
Hostage sounds like:
hajduk, hasidic, haystack, haystacks, hecht's, hectic, hegedus, heights, hesitates, hightech, hoechst's, hoists, host's, hostages, hostages', hostess, hostesses, hosts, houseguests, huestis, hyakutake