Crossword clues for the word: IWA The word IWA has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for IWA Showing 1 to 5 of 5 results Clue(s) Destructive 1982 Pacific hurricane named for the Hawaiian frigatebird Frigate bird Frigate bird of Hawaii. Hawaiian frigate bird. Sight for Waikiki bird watchers