TACHYCARDIA

Yes, TACHYCARDIA is a Scrabble word!

Letter values in Scrabble US: T 1, A 1, C 3, H 4, Y 4, C 3, A 1, R 1, D 2, I 1, A 1.T 1 · A 1 · C 3 · H 4 · Y 4 · C 3 · A 1 · R 1 · D 2 · I 1 · A 1

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, 22 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 22 points