Words That Rhyme With "Congenerous" :
3 syllables:
decorous, emirates, endurance, generous, Hesperus, lecherous, Megarus, Minoress, nectarous, onerous, slenderness, sonorous, tenderness, treacherous, venturous, zephyrous
4 syllables:
adventuress, adventurous, facinorous, indecorous, obstreperous, ungenerous