Crossword clues for the word: FEIN The word FEIN has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for FEIN Showing 1 to 11 of 11 results Clue(s) """Sinn"" follower" "Refined, in Stuttgart" "Sinn ___ (Britain's opponents in a war starting November 24, 1919)" "Sinn ___, Irish political group" "Sinn ___, Irish society" Ireland's Sinn ___ Sinn __ Sinn ___ (IRA wing) Sinn ___ (Irish organization) Sinn ___ (Irish political movement) Sinn ___: Irish separatists.