Estrous rhymes with:
estrus, ambidextrous, dextrous, disastrous, estrus, headmistress, lustrous, mistress, monstrous, actress, ambidextrous, beatrice, buttress, citrus, dextrous, disastrous, estrus, fortress, headmistress, idolatrous, kontras, lustrous, mattress, mistress, monstrous, nitrous, peatross, petrus, sentras, waitress, watrous
Estrous sounds like:
ecuador's, equators, esoteric, esters, estrich, estrus, estuaries, eszterhas, executors, exteriors, extras