Sudden and Unscheduled

Sudden

Sudden adjective - Not expected.

Unscheduled and sudden are semantically related. In some cases you can use "Unscheduled" instead an adjective "Sudden".

Nearby Words: suddenly, suddenness

Unscheduled

Unscheduled adjective - Not scheduled or not on a regular schedule.

Sudden and unscheduled are semantically related. Sometimes you can use "Sudden" instead an adjective "Unscheduled".
Cite this Source
Unscheduled and Sudden. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/sudden/unscheduled
Sudden & Unscheduled. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/sudden/unscheduled>.
Unscheduled or Sudden. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/sudden/unscheduled.
Google Ngram Viewer shows how "sudden" and "unscheduled" have occurred on timeline