61 entries under adjective topic. ×
| upright(noun, adverb, smooth, solid) | |
| perpendicular(noun, smooth, sharp, solid) | |
| erect(verb, smooth, sharp, solid) | |
| straight(direct, right, level, true) | |
| plumb(smooth, solid, level, true) | |
| steep(sharp, straight, upright, erect) | |
| sheer(smooth, sharp, solid, level) | |
| standing(verb, firm, straight, upright) | |
| upstanding(firm, straight, upright, erect) | |
| up-and-down(upright, variable) | |
| normal | |
| rampant | |
| raised(sharp, firm, straight, upright) | |
| abrupt(sharp, upright, steep, sheer) | |
| cocked(firm, straight, upright, erect) | |
| precipitous(smooth, right, sharp, solid) | |
| sharp(steep, sheer) | |
| unbowed | |
| stand-up(straight, upright, erect, upstanding) | |
| erectile(firm, straight, upright) |
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| APA | Smart Define. (2016). vertical thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/vertical/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "vertical thesaurus" https://smartdefine.org/vertical/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, vertical thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/vertical/thesaurus/synonyms>. |
| MLA | Smart Define. "vertical thesaurus" 15 March 2016. Web. 20 September 2026. <https://smartdefine.org/vertical/thesaurus/synonyms> |