Collectivist and Left-wing

Collectivist adjective - Subscribing to the socialistic doctrine of ownership by the people collectively.

Left-wing and collectivist are semantically related In some cases you can replace phrase "Left-wing" with "Collectivist", this terms are similar.

Left-wing adjective - Believing in or supporting tenets of the political left.

Collectivist and left-wing are semantically related in socialist topic. Sometimes you can use "Collectivist" instead an adjective phrase "Left-wing".