DIFFUSOR

Yes, DIFFUSOR is a Scrabble word!

Letter values in Scrabble US: D 2, I 1, F 4, F 4, U 1, S 1, O 1, R 1.D 2 · I 1 · F 4 · F 4 · U 1 · S 1 · O 1 · R 1

Is it a valid word?

• Scrabble US: valid, 15 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 15 points
• Scrabble UK: valid, 15 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 15 points
• Words with Friends: valid, 16 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 16 points