Planarian rhymes with:
centenarian, seminarian, septuagenarian, veterinarian, centenarian, disciplinarian, octogenarian, seminarian, septuagenarian, veterinarian, wagnerian
centenarian, seminarian, septuagenarian, veterinarian, centenarian, disciplinarian, octogenarian, seminarian, septuagenarian, veterinarian, wagnerian