Addition
Addition noun - A smaller structure added to a main building.
Extra is a synonym for addition in supplement topic. In some cases you can use "Extra" instead the word "Addition" as a noun or a pronoun, when it comes to topics like supplemental, enlargement of something.
Extra
Extra noun - An interchangeable part or piece of equipment that is kept on hand for replacement of an original.
Mutual synonyms
Related pairs
How words are described
Both words in one sentence
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In addition, if you manage to get a Princess unit under your command, every unit in her army will gain an extra turn as long as she is the leader.
Source: Extra Turn -
Body Armor as Hit Points: Some armors, like the Leather Armor, give the heroes extra hit points in addition to an extra defense die.
- Coyote, though, with the added addition of Marina (the Road Runner of the series) having extra help to defeat Zig through Sharko, who uses brute force while Marina stays unaware of Zig's plans.
Source: Road Runner vs. Coyote
Cite this Source
Extra and Addition. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/addition/extra
Addition & Extra. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/addition/extra>.
Extra or Addition. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/addition/extra.
Google Ngram Viewer shows how "addition" and "extra" have occurred on timeline