Completion and Mainspring

Opposite meaning words

Completion noun - A concluding action.

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Mainspring is an antonym for completion.

Mainspring noun - The most important spring in a mechanical device (especially a clock or watch); as it uncoils it drives the mechanism.

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Completion is an antonym for mainspring in cause topic.

Cite this Source

Mainspring and Completion. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/completion/mainspring

Completion & Mainspring. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/completion/mainspring>.

Mainspring or Completion. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/completion/mainspring.

Google Ngram Viewer shows how "completion" and "mainspring" have occurred on timeline