Consummation and Day one

Consummation

Consummation noun - The last part of a process or action.
Usage example: the signing of the contract marked the consummation of six months of negotiations

Day one is an antonym for consummation.

Day one

Day one noun - The point at which something begins.

Consummation is an antonym for day one in start of an event or action topic.
Cite this Source
Day one and Consummation. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/consummation/day_one
Consummation & Day one. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/consummation/day_one>.
Day one or Consummation. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/consummation/day_one.
Google Ngram Viewer shows how "consummation" and "day one" have occurred on timeline