A 'kona storm' often refers to a powerful, tropical storm that hits the Hawaiian Islands. However, there are several synonyms that can be used to describe this natural phenomenon. One such synonym is 'cyclone', which typically refers to a rotating, funnel-shaped cloud formation. Another synonym for a 'kona storm' is 'typhoon', which is a term often used to describe a severe tropical cyclone in the North Pacific Ocean. 'Hurricane' is yet another synonym and is typically used to describe a powerful storm system in the Atlantic Ocean. Other synonyms for a 'kona storm' could include 'tropical disturbance', 'tropical depression', or 'tropical storm', depending on the severity and characteristics of the storm.