- Definitions|2
- Thesaurus|273
- Abbreviations|0
134 entries under adjective topic. ×
| somniferous | |
| dopey(dull, quiet, slow, cold) | |
| opiate | |
| snoozy(noun, dull, quiet, slow) | |
| dreamy(apathetic, tired, sluggish, lazy) | |
| drugged(cold, dead, tired, senseless) | |
| dull(noun, quiet, slow, heavy) | |
| hebetudinous(dull, slow, cold, heavy) | |
| inactive(dull, quiet, slow, heavy) | |
| languid(dull, slow, still, weary) | |
| out of it(expression, idiom, quiet, slow) | |
| sleeping | |
| stretchy(dull, stupid, idle, weary) | |
| stuporous | |
| apathetic(dull, slow, heavy, still) | |
| blah(dull, quiet, slow, heavy) | |
| debilitated(dull, stupid, idle, weary) | |
| dilatory(dull, stupid, idle, weary) | |
| dopy(tired, lethargic, sleepy, dazed) | |
| down(dull, slow, heavy, still) |
For more, visit
Slumberous on
Power Thesaurus
| APA | Smart Define. (2015). slumberous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/slumberous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "slumberous thesaurus" https://smartdefine.org/slumberous/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, slumberous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/slumberous/thesaurus/synonyms>. |
| MLA | Smart Define. "slumberous thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/slumberous/thesaurus/synonyms> |