IMPOSSIBLY Scrabble 19 Words With Friends 22 Definition adverb to a degree impossible of achievement. Examples “The topology problem was impossibly difficult.”“Impossibly, after the water receded, the cat was found asleep on a chair jammed in a tree.” See all 187 words you can make from IMPOSSIBLY → 10-letter words Words starting with I Words ending with Y ← Unscramble different letters