AUTHORSHIP

Yes, AUTHORSHIP is a Scrabble word!

Letter values in Scrabble US: A 1, U 1, T 1, H 4, O 1, R 1, S 1, H 4, I 1, P 3.A 1 · U 1 · T 1 · H 4 · O 1 · R 1 · S 1 · H 4 · I 1 · P 3

Is it a valid word?

• Scrabble US: valid, 18 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 18 points
• Scrabble UK: valid, 18 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 18 points
• Words with Friends: valid, 18 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 18 points