Puzzle
Puzzle noun - Something hard to understand or explain.
Unsolved problem and puzzle are semantically related. In some cases you can use "Unsolved problem" instead a noun "Puzzle".
Unsolved problem
Puzzle and unsolved problem are semantically related. You can use "Puzzle" instead a noun phrase "Unsolved problem".
Mutual synonyms
Related pairs
- problem and puzzle
- problem and unsolved problem
- question and puzzle
- question and unsolved problem
- riddle and puzzle
- riddle and unsolved problem
- secret and puzzle
- secret and unsolved problem
- enigma and puzzle
- enigma and unsolved problem
- mystery and puzzle
- mystery and unsolved problem
- quandary and puzzle
- quandary and unsolved problem
Cite this Source
Unsolved problem and Puzzle. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/puzzle/unsolved_problem
Puzzle & Unsolved problem. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/puzzle/unsolved_problem>.
Unsolved problem or Puzzle. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/puzzle/unsolved_problem.
Google Ngram Viewer shows how "puzzle" and "unsolved problem" have occurred on timeline