Choose the word which is different from the rest.

The answer is D. Monsoon.

Frost, dew, fog, and rain are all forms of precipitation, while monsoon is a seasonal wind pattern.

Frost is a thin layer of ice that forms on surfaces when the temperature drops below freezing. Dew is water that condenses on objects overnight when the temperature drops below the dew point. Fog is a cloud that forms at ground level when the air is saturated with