JUMPINESS

Yes, JUMPINESS is a Scrabble word!

Letter values in Scrabble US: J 8, U 1, M 3, P 3, I 1, N 1, E 1, S 1, S 1.J 8 · U 1 · M 3 · P 3 · I 1 · N 1 · E 1 · S 1 · S 1

Is it a valid word?

• Scrabble US: valid, 20 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 20 points
• Scrabble UK: valid, 20 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 20 points
• Words with Friends: valid, 26 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 26 points