- Definitions|2
- Thesaurus|1k
- Abbreviations|0
48 entries under dull topic. ×
| naive(adjective, calm, person, light) | |
| simple(adjective, silly, foolish, stupid) | |
| foolish(adjective, simple, slow, silly) | |
| stupid(adjective, simple, slow, silly) | |
| brainless(adjective, simple, slow, silly) | |
| dumb(adjective, simple, slow, silly) | |
| dense(adjective, simple, slow, silly) | |
| half-witted(adjective, simple, slow, silly) | |
| idiotic(adjective, simple, slow, silly) | |
| inane(adjective, simple, slow, silly) | |
| insensate(adjective, simple, slow, silly) | |
| mindless(adjective, simple, slow, silly) | |
| moronic(adjective, simple, slow, silly) | |
| obtuse(adjective, simple, slow, silly) | |
| senseless(adjective, simple, slow, silly) | |
| slow(adjective, calm, simple, informal) | |
| thick(adjective, simple, slow, silly) | |
| unintelligent(adjective, simple, slow, silly) | |
| unthinking(unintelligent, witless) | |
| witless(adjective, simple, slow, silly) |
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| APA | Smart Define. (2016). gullible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/gullible/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "gullible thesaurus" https://smartdefine.org/gullible/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, gullible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/gullible/thesaurus/synonyms>. |
| MLA | Smart Define. "gullible thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/gullible/thesaurus/synonyms> |