Commencement and Completion

Commencement

Commencement noun - The point at which something begins.
Usage example: there was a large turnout at the commencement of the conference, but the numbers dwindled as it progressed

Completion is an antonym for commencement in ceremony marking the beginning of stage topic.

Nearby Words: commence, commenced, commencing

Completion

Completion noun - A concluding action.

Commencement is an antonym for completion in accomplishment topic.

Cite this Source
Completion and Commencement. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/commencement/completion
Commencement & Completion. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/commencement/completion>.
Completion or Commencement. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/commencement/completion.
Google Ngram Viewer shows how "commencement" and "completion" have occurred on timeline