Fundamental part
Key and fundamental part are semantically related. In some cases you can use "Key" instead a noun phrase "Fundamental part".
Key
Key noun - An explanatory list of the symbols on a map or chart.
Fundamental part and key are semantically related. You can use "Fundamental part" instead a noun "Key".
Mutual synonyms
Cite this Source
Key and Fundamental part. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/fundamental_part/key
Fundamental part & Key. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/fundamental_part/key>.
Key or Fundamental part. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/fundamental_part/key.
Google Ngram Viewer shows how "fundamental part" and "key" have occurred on timeline