Knotty problem
Tangle and knotty problem are semantically related. In some cases you can use "Tangle" instead a noun phrase "Knotty problem".
Tangle
Tangle noun - A state of mental uncertainty.
Knotty problem and tangle are semantically related. Sometimes you can use "Knotty problem" instead a noun "Tangle".
Mutual synonyms
Cite this Source
Tangle and Knotty problem. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/knotty_problem/tangle
Knotty problem & Tangle. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/knotty_problem/tangle>.
Tangle or Knotty problem. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/knotty_problem/tangle.
Google Ngram Viewer shows how "knotty problem" and "tangle" have occurred on timeline