Words That Rhyme With "Cosponsors" :
2 syllables:
answers, awner, Bonner, bonzer, bouncers, cancers, censors, Chaucer's, conjures, conners, Connors, conster, dancers, Donar, Doner, donner, fawner, goner, honors, honours, lancers, launchers, mincers, monsters, saucers, sensors, sponsors, Swaner, tonsure, yawner
3 syllables:
advancers, announcers, dishonor, dishonour, O'connor