- Definitions|2
- Thesaurus|934
- Abbreviations|0
95 entries under dull topic. ×
| sluggish(adjective, quiet, slow, heavy) | |
| wearying(adjective, flat, boring, tedious) | |
| dull(noun, adjective, dry, boring) | |
| anaesthetic(noun, adjective, drug, dope) | |
| deadening(noun, adjective, sleepy, balmy) | |
| yawning(adjective, quiet, slow, effect) | |
| apathetic | |
| benumbed | |
| insipid(adjective, flat, ordinary, dry) | |
| unexciting(adjective, dry, boring, tedious) | |
| prosaic(adjective, flat, stupid, ordinary) | |
| arid(adjective, flat, stupid, ordinary) | |
| bovine | |
| repetitive(adjective, flat, stupid, ordinary) | |
| tired(adjective, flat, stupid, ordinary) | |
| nodding(noun, adjective, quiet, tired) | |
| jejune(adjective, flat, stupid, ordinary) | |
| stupefied | |
| besotted | |
| big yawn(expression, adjective, flat, stupid) |
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| APA | Smart Define. (2015). soporific thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/soporific/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "soporific thesaurus" https://smartdefine.org/soporific/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, soporific thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/soporific/thesaurus/synonyms>. |
| MLA | Smart Define. "soporific thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/soporific/thesaurus/synonyms> |