279 entries under noun topic. ×
| achievement(advance, increase, advantage, improvement) | |
| add-on(extra, supplement, appendage) | |
| additional room(expression, addition, wing, porch) | |
| additive(extra, supplement, appendage, add-on) | |
| aid(increase, lift, improvement, enhancement) | |
| amelioration(progress, development, spread, improvement) | |
| amendment(development, upgrade, correction) | |
| animadversion | |
| assistance(increase, lift, improvement, enhancement) | |
| attachment(extra, supplement, appendage, add-on) | |
| backup(increase, lift, improvement, enhancement) | |
| beefing up(expression, advance, increase, rise) | |
| betterment(progress, development, spread, improvement) | |
| bonus(extra, supplement, appendage, add-on) | |
| break(time, development, spread, pause) | |
| change(progress, development, variation, upgrade) | |
| civilization(development, upgrade, correction, amendment) | |
| commission(extra, supplement, appendage, add-on) | |
| conservatory(addition, wing, porch, lean-to) | |
| correction(development, upgrade, amendment) |
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| APA | Smart Define. (2016). expansion thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/expansion/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "expansion thesaurus" https://smartdefine.org/expansion/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, expansion thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/expansion/thesaurus/synonyms>. |
| MLA | Smart Define. "expansion thesaurus" 1 April 2016. Web. 30 September 2026. <https://smartdefine.org/expansion/thesaurus/synonyms> |