COWLSTAFF

Yes, COWLSTAFF is a Scrabble word!

Letter values in Scrabble US: C 3, O 1, W 4, L 1, S 1, T 1, A 1, F 4, F 4.C 3 · O 1 · W 4 · L 1 · S 1 · T 1 · A 1 · F 4 · F 4

Is it a valid word?

• Scrabble US: valid, 20 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 20 points
• Scrabble UK: valid, 20 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 20 points
• Words with Friends: valid, 22 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 22 points