JOINTWORM

Yes, JOINTWORM is a Scrabble word!

Letter values in Scrabble US: J 8, O 1, I 1, N 1, T 1, W 4, O 1, R 1, M 3.J 8 · O 1 · I 1 · N 1 · T 1 · W 4 · O 1 · R 1 · M 3

Is it a valid word?

• Scrabble US: valid, 21 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 21 points
• Scrabble UK: valid, 21 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 21 points
• Words with Friends: valid, 25 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 25 points