West southwest is an expression that refers to a direction between the west and the southwest. It represents a point on a compass that lies halfway between both directions. Some synonyms for this term include southwest by west, west by southwest, or southwest-west. Additionally, some other words that can describe this direction include oblique southwest, oblique west, oblique westerly, or even diagonal southwest. It's important to note that while these words have a similar meaning, they may have slightly different nuances in certain contexts. Nevertheless, all of these terms help us communicate the idea of a direction that falls between the west and the southwest.