Blah
Blah noun - Language, behavior, or ideas that are absurd and contrary to good sense.
Slumbersome and blah are semantically related In some cases you can use "Slumbersome" instead an adjective "Blah".
Slumbersome
Blah and slumbersome are semantically related in tired topic. You can use "Blah" instead an adjective "Slumbersome", if it concerns topics such as sleepy.
Cite this Source
Slumbersome and Blah. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/blah/slumbersome
Blah & Slumbersome. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/blah/slumbersome>.
Slumbersome or Blah. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/blah/slumbersome.
Google Ngram Viewer shows how "blah" and "slumbersome" have occurred on timeline