Air current and Sou'wester

Air current noun - Air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure.

Sou'wester and air current are semantically related. In some cases you can replace term "Sou'wester" with "Air current", this terms are similar.

Sou'wester noun - A strong wind from the southwest.

Air current and sou'wester are semantically related. Sometimes you can use "Air current" instead a noun "Sou'wester".