Blah
Blah noun - Language, behavior, or ideas that are absurd and contrary to good sense.
Slumberous and blah are semantically related In some cases you can use "Slumberous" instead an adjective "Blah".
Slumberous
Slumberous adjective - Desiring or needing sleep.
Blah and slumberous are semantically related in sleepy topic. Sometimes you can use "Blah" instead an adjective "Slumberous".
Mutual synonyms
Cite this Source
Slumberous and Blah. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/blah/slumberous
Blah & Slumberous. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/blah/slumberous>.
Slumberous or Blah. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/blah/slumberous.
Google Ngram Viewer shows how "blah" and "slumberous" have occurred on timeline