Introductory
Introductory adjective - Of or relating to the simplest facts or theories of a subject.
Usage example: an introductory course in computer programming
Key and introductory are semantically related. In some cases you can use "Key" instead an adjective "Introductory".
Nearby Word: introduction
Key
Key adjective - Coming before all others in importance.
Introductory and key are semantically related. Sometimes you can use "Introductory" instead an adjective "Key".
Mutual synonyms
Related pairs
Both words in one sentence
- This is done to Momoko, who is a key character in her introductory season, but by the next one is shafted in favor of magically grown-up Hana-chan and becomes merely window-dressing.
- The key word in her introductory description is "interesting"; she doesn't believe herself to be pretty, and she isn't, by usual standards.
Source: Suetiful All Along
Cite this Source
Key and Introductory. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/introductory/key
Introductory & Key. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/introductory/key>.
Key or Introductory. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/introductory/key.
Google Ngram Viewer shows how "introductory" and "key" have occurred on timeline