THICKENER

Yes, THICKENER is a Scrabble word!

Letter values in Scrabble US: T 1, H 4, I 1, C 3, K 5, E 1, N 1, E 1, R 1.T 1 · H 4 · I 1 · C 3 · K 5 · E 1 · N 1 · E 1 · R 1

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, 19 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 19 points