INVISIBLE

Yes, INVISIBLE is a Scrabble word!

Letter values in Scrabble US: I 1, N 1, V 4, I 1, S 1, I 1, B 3, L 1, E 1.I 1 · N 1 · V 4 · I 1 · S 1 · I 1 · B 3 · L 1 · E 1

Is it a valid word?

• Scrabble US: valid, 14 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 14 points
• Scrabble UK: valid, 14 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 14 points
• Words with Friends: valid, 18 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 18 points