Share Word Search Captain Underpants and the Preposterous Plight of the Purple Potty People To create your word search for "Captain Underpants and the Preposterous Plight of the Purple Potty People", 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. UNDERPANTS CAPTAIN PEOPLE POTTY How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title