The highest scoring Scrabble word containing AD is Quadplex, which is worth at least 27 points without any bonuses. The next best word containing AD is Zaddikim, which is worth 25 points. Other high score words containing AD are Zaddick (24), Adequacy (23), Gadzooks (23), Jadishly (22), Tzaddik (22).
There are 1,957 words that contain the letters AD in the Scrabble dictionary. Of those 815 are 8 letter words, 578 are 7 letter words, 319 are 6 letter words, 165 are 5 letter words, 62 are 4 letter words, 17 are 3 letter words and 1 is a 2 letter word.