Day one
Day one noun - The point at which something begins.
Usage example: since day one of this project, we've always insisted that we would create the best product possible without any consideration of cost
Root
Root noun - A point or place at which something is invented or provided.
Usage example: he insists that insecurity is the root of all jealousy
Mutual synonyms
Both terms in one sentence
- Even though the moral of the franchise has been that Cheaters Never Prosper since day one, we're expected to root for Yuma when he comes to Tokunosuke's defense, because he's Yuma's friend (and even that's a pretty dubious title).
Source: Designated Villain
Cite this Source
Root and Day one. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/day_one/root
Day one & Root. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/day_one/root>.
Root or Day one. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/day_one/root.
Google Ngram Viewer shows how "day one" and "root" have occurred on timeline