132 entries under addition topic. ×
| extra(noun, part, increase, accessory) | |
| gain(noun, advance, increase, raise, rise) | |
| surge(noun, advance, raise, gain, rise) | |
| drawing out(noun, expression, increase, spread) | |
| escalation(noun, increase, raise, gain, rise) | |
| spreading out(noun, expression, increase, development, spread) | |
| upsurge(noun, raise, gain, rise, development) | |
| access(noun, raise, gain, rise, development) | |
| accumulation(noun, raise, gain, rise, development) | |
| additive(noun, increase, extra, supplement) | |
| adornment(noun, decoration, accompaniment, fixture) | |
| auxiliary(noun, part, extra, decoration) | |
| boost(noun, advance, increase, raise, gain) | |
| complement(noun, increase, extra, supplement) | |
| enhancement(noun, increase, rise, growth, extra) | |
| hike(noun, advance, increase, raise, rise) | |
| part(noun, extra, branch, section) | |
| postponement(noun, increase, spread, enlargement) | |
| raise(noun, increase, rise, growth, extra) | |
| upturn(noun, raise, gain, rise, development) |
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| APA | Smart Define. (2015). extension thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/extension/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "extension thesaurus" https://smartdefine.org/extension/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, extension thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/extension/thesaurus/synonyms>. |
| MLA | Smart Define. "extension thesaurus" 22 December 2015. Web. 26 September 2026. <https://smartdefine.org/extension/thesaurus/synonyms> |