Pacific US state (6)
(Other definitions for hawaii that I've seen before include "Pacific island group" , "holiday island" , "Birthplace of the 44th US president" , "US Pacific island state" , "State capital is Honolulu" .)
(Other definitions for oregon that I've seen before include "State of north-west US" , "Gooner (anag) - US state" , "US NW coastal state" , "West coast US state" , "US north-western coastal state" .)