Below you can find the In tchaikovsky's opera the queen of these is a countess who knows the secret of winning at cards Jeopardy Words Answer. The answer to In tchaikovsky's opera the queen of these is a countess who knows the secret of winning at cards has 6 letters. This clue belongs to the Opera category and is part of Jeopardy Word Level 618. If you scroll near the bottom you will find other clues and answers part of level 618