Share Word Search The Sixth Extinction To create your word search for "The Sixth Extinction", first select the words you want to use. Choose up to twenty words for your game by clicking on a suggested word or enter your own by typing over an existing word. Suggestions for your word search; click to add. CONSCIOUSLY AUTHORITIES OPPORTUNITY ATTENTION HARDCOVER GEOGRAPHY OCCASIONS UNCHARTED UPHEAVAL ORIGINS EXPERTS HISTORY SPECIES ANIMAL FOSSIL CAUSED HUMANS STREAM ENTIRE KEEPER SPRAWL INTHE STAND AVOID WORLD GRAND PLANT MERE FIVE EYE How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title