Double
Double noun - Something or someone that strongly resembles another.
Similarity and double are semantically related. In some cases you can use "Similarity" instead a noun "Double".
Similarity
Similarity noun - The quality or state of having many qualities in common.
Double and similarity are semantically related. Sometimes you can use "Double" instead a noun "Similarity".
Mutual synonyms
How words are described
Both words in one sentence
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Pratchett is quite fond of using the adjective "thaumaturgical" in relation to the Mage Wars, which does the double duty of being Disc science's equivalent of the word "atomic" and bearing a cosmetic similarity to "thermonuclear".
Source: Fantastic Nuke - Double Meaning Title: "Lapsus" is a play on both the word's actual meaning, "mistake" or "slip of the tongue", as well as the word's similarity to Finnish word for a child ("lapsi").
- Someone attempted a version of this on Duncan in Highlander: The Series via turning a convict into a copy of Tessa (not a true copy, but a French double who had an uncanny physical and personality similarity to Tessa).
Source: Pretty Spry for a Dead Guy
Cite this Source
Similarity and Double. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/double/similarity
Double & Similarity. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/double/similarity>.
Similarity or Double. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/double/similarity.
Google Ngram Viewer shows how "double" and "similarity" have occurred on timeline