Crepuscule and Sunup

Crepuscule

Crepuscule noun - The time from when the sun begins to set to the onset of total darkness.
Usage example: from the deck of our sloop we watched as the island slowly faded from sight in the golden crepuscule of a beautiful Caribbean day

Sunup is an antonym for crepuscule.

Sunup

Sunup noun - The first appearance of light in the morning or the time of its appearance.

Crepuscule is an antonym for sunup.
Cite this Source
Sunup and Crepuscule. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/crepuscule/sunup
Crepuscule & Sunup. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/crepuscule/sunup>.
Sunup or Crepuscule. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/crepuscule/sunup.
Google Ngram Viewer shows how "crepuscule" and "sunup" have occurred on timeline