Call upon
Expatiate
Expatiate verb - To give a formal often extended talk on a subject.
Call upon and expatiate are semantically related. Sometimes you can use "Call upon" instead a verb "Expatiate".
Nearby Word: expatiating
Cite this Source
Expatiate and Call upon. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/call_upon/expatiate
Call upon & Expatiate. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/call_upon/expatiate>.
Expatiate or Call upon. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/call_upon/expatiate.
Google Ngram Viewer shows how "call upon" and "expatiate" have occurred on timeline