Cusswords is a 9 letter English word. It's valid Scrabble word worth 14 points. It's valid Words with friends word worth 16 points.
You can make 197 anagrams from letters in cusswords (cdorsssuw).
An Americanism dating back to 1870-75; cuss + word
Don't you go to gettin' scared stiff, though; for the first cussword he lets go of I'll chuck a chair at him.