The opposite side of the political spectrum, which progressivism occupies.
Also what do you consider the main traits of conservatism to be?
Fundamentally, the belief in hierarchy. Which manifests as support of capitalism, private ownership, and traditional social values.
Opposed to progressivism which opposes unjust hierarchies, and favours egalitarianism. Which manifests in desire for more equitable distributions of wealth and power, and critiques traditional social values.