QUILLBACK

Yes, QUILLBACK is a Scrabble word!

Letter values in Scrabble US: Q 10, U 1, I 1, L 1, L 1, B 3, A 1, C 3, K 5.Q 10 · U 1 · I 1 · L 1 · L 1 · B 3 · A 1 · C 3 · K 5

Is it a valid word?

• Scrabble US: valid, 26 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 26 points
• Scrabble UK: valid, 26 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 26 points
• Words with Friends: valid, 31 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 31 points