906 entries under adjective topic. ×
| muffled(quiet, soft, dark, cold) | |
| muted(dull, quiet, soft, obscure) | |
| pale(dull, dark, gloomy, faint) | |
| pallid(pale, neutral) | |
| passive(calm, dull, indifferent, unconcerned) | |
| perfect(complete, big, limited, utter) | |
| phlegmatic(calm, quiet, tough, indifferent) | |
| precise(calm, smooth, plain, level) | |
| punctured(smooth, level) | |
| quiet(soft, gentle, slow, level) | |
| reclining(smooth, level, even, lying) | |
| sapless(dull, weak, thin, delicate) | |
| savourless | |
| shallow | |
| sharp(noun, hard, severe, rough) | |
| sour(hard, severe, sharp, rough) | |
| stable(calm, quiet, strong, direct) | |
| sterile(dull, excite, poor, boring) | |
| stodgy | |
| tiring(dull, stupid, boring, tedious) |
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| APA | Smart Define. (2016). flat thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/flat/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "flat thesaurus" https://smartdefine.org/flat/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, flat thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/flat/thesaurus/synonyms>. |
| MLA | Smart Define. "flat thesaurus" 1 March 2016. Web. 22 September 2026. <https://smartdefine.org/flat/thesaurus/synonyms> |