94 entries under addition topic. ×
| supernumerary(noun, supplement, adjunct) | |
| sweep(noun, increase, delay, development, spread) | |
| widening(noun, increase, delay, development, spread) | |
| wing(noun, increase, delay, development, spread) | |
| added(noun, supplement) | |
| added feature(noun, expression, increase, extra) | |
| addition help(expression, attachment) | |
| additional room(noun, expression, wing, porch) | |
| ancillary(noun, attachment) | |
| associate(noun, attachment) | |
| bell(noun, increase, extra, additive) | |
| bells and whistles(noun, expression, idiom, increase, extra) | |
| conservatory(noun, wing, porch, lean-to) | |
| detail(noun, attachment) | |
| extravagance(noun, supplement) | |
| extremity(noun, attachment) | |
| lean-to(noun, wing, porch, conservatory) | |
| limb accessory(expression, attachment) | |
| member(noun, attachment) | |
| new building(noun, expression, extension) |
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| APA | Smart Define. (2015). addendum thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/addendum/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "addendum thesaurus" https://smartdefine.org/addendum/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, addendum thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/addendum/thesaurus/synonyms>. |
| MLA | Smart Define. "addendum thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/addendum/thesaurus/synonyms> |