COSSACK Scrabble 15 Words With Friends 17 Definition noun a member of a Slavic people living in southern European Russia and Ukraine and adjacent parts of Asia and noted for their horsemanship and military skill. Anagrams of COSSACK cassock See all 42 words you can make from COSSACK → 7-letter words Words starting with C Words ending with K ← Unscramble different letters