Crossword clues for the word: RIDDER The word RIDDER has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for RIDDER Showing 1 to 7 of 7 results Clue(s) "Insecticide, e.g." Knight ___ (former newspaper group) Knight ___ (former newspaper publisher) Knight ___ (media company purchased by McClatchy in 2006) Knight ___ (newspaper publisher) Knight's publishing partner U.S. publishing family