Fear
Fear noun - The emotion experienced in the presence or threat of danger.
Weak knees and fear are semantically related. In some cases you can use "Weak knees" instead a noun "Fear".
Weak knees
Fear and weak knees are semantically related. Sometimes you can use "Fear" instead a noun phrase "Weak knees".
Mutual synonyms
Cite this Source
Weak knees and Fear. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/fear/weak_knees
Fear & Weak knees. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/fear/weak_knees>.
Weak knees or Fear. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/fear/weak_knees.
Google Ngram Viewer shows how "fear" and "weak knees" have occurred on timeline