Slumbering and Sleepless

Opposite meaning words

Slumbering adjective - Being in a state of suspended consciousness.

Usage example: made a comparison between the inattentive nation and a slumbering giant

Show all Definitions

Sleepless is an antonym for slumbering.

Nearby Words: slumber, slumberous, slumbered

Sleepless adjective - Not sleeping or able to sleep.

Usage example: lay sleepless with worry

Show all Definitions

Slumbering is an antonym for sleepless.

Nearby Words: sleep, sleepy, sleeping, sleeplessness

Cite this Source

Sleepless and Slumbering. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/slumbering/sleepless

Slumbering & Sleepless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/slumbering/sleepless>.

Sleepless or Slumbering. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/slumbering/sleepless.

Google Ngram Viewer shows how "slumbering" and "sleepless" have occurred on timeline