Share Word Search Thunder Underground To create your word search for "Thunder Underground", 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. ILLUSTRATIONS ACCOMPANIED EXPEDITION UNDERNEATH MYSTERIOUS EVERYTHING FANTASTIC ADVENTURE TECTONIC DISCOVER SUBWAYS ANCIENT JOURNEY ANIMALS EXPLORE BENEATH ANIMAL POETRY DEEPER POEMS WORLD YOUNG CAVES TAKES MAGMA PAST POET SHOW KIDS AWE How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title