Harbingers rhymes with:
bobbinger's, bobbinger's, ettinger's, ollinger's, salinger's, salingers, bangers, bobbinger's, bongers, cliffhangers, ettinger's, gunslingers, hangars, hangers, jungers, kiplinger's, klinger's, langers, left-wingers, leftwingers, ollinger's, right-wingers, ringers, salinger's, salingers, sengers, singer's, singers, stingers, stringers, swingers, wingers