Dawn
Onset
Onset noun - The point at which something begins.
Usage example: the claim that if you take enough vitamin C at the onset of a cold, you'll often recover faster
Mutual synonyms
Cite this Source
Onset and Dawn. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/dawn/onset
Dawn & Onset. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/dawn/onset>.
Onset or Dawn. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/dawn/onset.
Google Ngram Viewer shows how "dawn" and "onset" have occurred on timeline