Crossword clues for the word: BASTION The word BASTION has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for BASTION Showing 1 to 9 of 9 results Clue(s) A bulwark in boats, perhaps Baton is used in defence Defence of messing about in boats Fortified place Fortified position Part of a fortification. Strong defense. Stronghold Stronghold, fortification