Egalitarian

The lack of gender in English is not due to the English having a more egalitarian culture.

Tom is egalitarian.

Bonobos are also different in that they have a more egalitarian and cooperative society than chimpanzees.

Ladies of yesteryear toured world capitals in sedate linen dresses, but such priggish frumpery hardly presents Americans as the carefree, egalitarian, and sensuous people the viewers of dubbed Baywatch episodes have come to expect.

The Greeks have been variously represented: as aristocrats or democrats, as unravished brides of quietness or sexual misfits in need of a therapist's couch, as narcissists or altruists, as protoracists or open-minded egalitarians.