Fortuitous and Untimely
Opposite meaning words
Fortuitous
Fortuitous adjective - Coming or happening by good luck especially unexpectedly.
Usage example: your arrival just before the thunderstorm was fortuitous
Untimely is an antonym for fortuitous.
Untimely
Untimely adjective - Occurring before the usual or expected time.
Fortuitous is an antonym for untimely.
Cite this Source
Untimely and Fortuitous. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/fortuitous/untimely
Fortuitous & Untimely. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/fortuitous/untimely>.
Untimely or Fortuitous. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/fortuitous/untimely.
Google Ngram Viewer shows how "fortuitous" and "untimely" have occurred on timeline