- Definitions|2
- Thesaurus|287
- Abbreviations|0
86 entries under dull topic. ×
| ho hum(expression, adjective, stupid, ordinary) | |
| insipid(adjective, hard, stupid, ordinary) | |
| irksome(adjective, simple, clean, plain) | |
| lackluster(adjective, simple, flat, clean) | |
| mildewed(adjective, flat, silly, commonplace) | |
| plebeian(adjective, simple, clean, plain) | |
| repetitious(adjective, hard, flat, stupid) | |
| run-of-the-mill(adjective, flat, silly, ordinary) | |
| stupid(adjective, ordinary, tedious, lifeless) | |
| tame(adjective, simple, clean, plain) | |
| uninspiring(adjective, simple, clean, plain) | |
| used-up(adjective, flat, silly, commonplace) | |
| wishy-washy(adjective, stupid, ordinary, commonplace) | |
| antiquated(adjective, hard, tired, old) | |
| bent(adjective, hard, tired, old) | |
| dusty(adjective, hard, tired, old) | |
| effete(adjective, hard, tired, old) | |
| like a dinosaur(expression, adjective, idiom, hard) | |
| mawkish(adjective, hard, tired, old) | |
| out(adjective, hard, tired, old) |
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| APA | Smart Define. (2015). platitudinous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/platitudinous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "platitudinous thesaurus" https://smartdefine.org/platitudinous/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, platitudinous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/platitudinous/thesaurus/synonyms>. |
| MLA | Smart Define. "platitudinous thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/platitudinous/thesaurus/synonyms> |