Lethargic
Lethargic adjective - Slow to move or act.
Slumberous and lethargic are semantically related in lazy topic. In some cases you can use "Slumberous" instead an adjective "Lethargic".
Nearby Word: lethargy
Slumberous
Slumberous adjective - Desiring or needing sleep.
Lethargic and slumberous are semantically related in sleepy topic. Sometimes you can use "Lethargic" instead an adjective "Slumberous".
Mutual synonyms
Related pairs
Cite this Source
Slumberous and Lethargic. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/lethargic/slumberous
Lethargic & Slumberous. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/lethargic/slumberous>.
Slumberous or Lethargic. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/lethargic/slumberous.
Google Ngram Viewer shows how "lethargic" and "slumberous" have occurred on timeline