"Southwestern" is one word when referring to something in the southwestern direction or a region, such as Southwestern United States.
probably southwestern England
One of the best reviews concerning Southwestern Community College was the short classes. They have a computer literacy class that is one day a week for only a little over two months.
It is used as one word.
The two largest lakes in Southwestern Oregon are Crater Lake and Upper Klamath Lake.
no it is not an one word it is of two word
Hipbone is one word.
I think the word "ongoing" is only one word, but it has two syllables that are two separate words.
The two most likely synonymous city names in southwestern South Dakota are Interior and Midland.
The word "hairbrush" is typically written as one word, not two.
It is one word.
one word
One word, two syllables