Harmattan and Simoom

Harmattan noun - A dusty wind from the Sahara that blows toward the western coast of Africa during the winter.

Simoom and harmattan are semantically related. In some cases you can use "Simoom" instead a noun "Harmattan".

Simoom noun - A violent hot sand-laden wind on the deserts of Arabia and North Africa.

Harmattan and simoom are semantically related. You can use "Harmattan" instead a noun "Simoom".