SIGNIFICANT

Yes, SIGNIFICANT is a Scrabble word!

Letter values in Scrabble US: S 1, I 1, G 2, N 1, I 1, F 4, I 1, C 3, A 1, N 1, T 1.S 1 · I 1 · G 2 · N 1 · I 1 · F 4 · I 1 · C 3 · A 1 · N 1 · T 1

Is it a valid word?

• Scrabble US: valid, 17 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 17 points
• Scrabble UK: valid, 17 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 17 points
• Words with Friends: valid, 21 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 21 points