- Definitions|3
- Thesaurus|8.6k
- Abbreviations|0
1,185 entry under adjective topic. ×
| faint(verb, quiet, reduce, light) | |
| fatuous(silly, foolish, stupid, crazy) | |
| ho-hum(simple, flat, plain, ordinary) | |
| indistinct(quiet, weak, soft, gentle) | |
| mundane(boring, simple, ordinary, tedious) | |
| plain(weak, simple, tough, flat) | |
| sad(unhappy, dark, black, gloom) | |
| spiritless(quiet, weak, kind, soft) | |
| stale(set, hard, weak, simple) | |
| colorless(beat, light, weak, simple) | |
| damp(verb, upset, trouble, quiet) | |
| indifferent(calm, quiet, mean, flat) | |
| insensitive(noun, quiet, rough, low) | |
| lethargic(calm, flat, slow, careless) | |
| phlegmatic(calm, tough, slow, relaxed) | |
| simple(ability, slow, plain, pure) | |
| somber(upset, quiet, severe, sad) | |
| unexciting(weak, plain, mild, stupid) | |
| vague(weak, soft, gentle, obscure) | |
| weak(hard, light, simple, soft) |
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| APA | Smart Define. (2016). dull thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dull/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dull thesaurus" https://smartdefine.org/dull/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, dull thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dull/thesaurus/synonyms>. |
| MLA | Smart Define. "dull thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/dull/thesaurus/synonyms> |