conundrums Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. difficult problems or puzzles that are hard to solve. Example Sentence Mr. Elton was invited to contribute any really good conundrums. More Example Sentences Conundrums are fun challenges for everyone. Synonyms puzzles; riddles; dilemmas Antonyms answer Hear It! Say It! Write It! conundrums Switch to cursive Start Share with your friends: