Arachnid
Arachnid noun - Air-breathing arthropods characterized by simple eyes and four pairs of legs.
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Synonyms for Arachnid
Spider
Spider noun - Predatory arachnid with eight legs, two poison fangs, two feelers, and usually two silk-spinning organs at the back end of the body; they spin silk to make cocoons for eggs or traps for prey.
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Synonyms for Spider
Arachnid and spider are semantically related in bug topic. You can use "Arachnid" instead a noun "Spider". popular alternative
Nearby Words: spidery, spidering, spidered
Mutual synonyms
Both words in one sentence
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Cricket has eight legs like an arachnid and Spider has six legs (and two antennae) like an insect.
Source: Western Animation / WordWorld -
That spider, though regular size, granted the wish of one Ari Spinner, an arachnid enthusiast whose deepest wish was to become a spider.
Source: Giant Spider aka: Giant Spiders -
The Crawler is a human-arachnid hybrid, and the result is a sickly-grey creature with a man's body, the many eyes of a spider, and spindly spider legs sprouting out of its body.
Source: Video Game / Killing Floor
Cite this Source
Spider and Arachnid. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/arachnid/spider
Arachnid & Spider. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/arachnid/spider>.
Spider or Arachnid. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/arachnid/spider.
Google Ngram Viewer shows how "arachnid" and "spider" have occurred on timeline