Slumberous
Slumberous adjective - Desiring or needing sleep.
Wordless and slumberous are semantically related. In some cases you can use "Wordless" instead an adjective "Slumberous".
Wordless
Wordless adjective - Deliberately refraining from speech.
Slumberous and wordless are semantically related. Sometimes you can use "Slumberous" instead an adjective "Wordless".
Cite this Source
Wordless and Slumberous. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/slumberous/wordless
Slumberous & Wordless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/slumberous/wordless>.
Wordless or Slumberous. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/slumberous/wordless.
Google Ngram Viewer shows how "slumberous" and "wordless" have occurred on timeline