SUBJOINED

Yes, SUBJOINED is a Scrabble word!

Letter values in Scrabble US: S 1, U 1, B 3, J 8, O 1, I 1, N 1, E 1, D 2.S 1 · U 1 · B 3 · J 8 · O 1 · I 1 · N 1 · E 1 · D 2

Is it a valid word?

• Scrabble US: valid, 19 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 19 points
• Scrabble UK: valid, 19 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 19 points
• Words with Friends: valid, 24 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 24 points