Intermittent
Intermittent adjective - Occurring or appearing at intervals.
Sleepless and intermittent are semantically related. In some cases you can use "Sleepless" instead an adjective "Intermittent".
Nearby Words: intermittently, intermitting
Sleepless
Sleepless adjective - Not sleeping or able to sleep.
Intermittent and sleepless are semantically related. Sometimes you can use "Intermittent" instead an adjective "Sleepless".
Mutual synonyms
Cite this Source
Sleepless and Intermittent. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/intermittent/sleepless
Intermittent & Sleepless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/intermittent/sleepless>.
Sleepless or Intermittent. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/intermittent/sleepless.
Google Ngram Viewer shows how "intermittent" and "sleepless" have occurred on timeline