Bygone and Dead

Bygone

Bygone adjective - No longer existing.
Usage example: elderly people reminiscing about bygone fashions

Dead is a synonym for bygone in extinct topic. In some cases you can use "Dead" instead an adjective "Bygone", when it comes to topics like vanished, past, in the past.

Dead

Dead adjective - No longer existing.
Usage example: the dead Babylonian culture

Bygone is a synonym for dead in extinct topic. You can use "Bygone" instead an adjective "Dead", if it concerns topics such as vanished, not working.

Nearby Word: deadly
Cite this Source
Dead and Bygone. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/bygone/dead
Bygone & Dead. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/bygone/dead>.
Dead or Bygone. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/bygone/dead.
Google Ngram Viewer shows how "bygone" and "dead" have occurred on timeline