CONJOINTLY

Yes, CONJOINTLY is a Scrabble word!

Letter values in Scrabble US: C 3, O 1, N 1, J 8, O 1, I 1, N 1, T 1, L 1, Y 4.C 3 · O 1 · N 1 · J 8 · O 1 · I 1 · N 1 · T 1 · L 1 · Y 4

Is it a valid word?

• Scrabble US: valid, 22 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 22 points
• Scrabble UK: valid, 22 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 22 points
• Words with Friends: valid, 27 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 27 points