Crossword clues for the word: IOOF The word IOOF has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for IOOF Showing 1 to 8 of 8 results Clue(s) B.P.O.E. cousin Benevolent fraternal soc. since 1819 Benevolent soc. that started in England Frat. founded in 1819 Fraternal benevolent soc. Fraternal monogram Fraternal soc. Initials on old meeting halls