Extension
Extension noun - The act of making longer.
Subcategory and extension are semantically related. In some cases you can use "Subcategory" instead a noun "Extension".
Subcategory
Extension and subcategory are semantically related. Sometimes you can use "Extension" instead a noun "Subcategory".
Both words in one sentence
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Fan Fiction: Also allowed as an extension of the above, as a subcategory under "Literature".
Source: Website / DeviantArt
Cite this Source
Subcategory and Extension. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/extension/subcategory
Extension & Subcategory. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/extension/subcategory>.
Subcategory or Extension. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/extension/subcategory.
Google Ngram Viewer shows how "extension" and "subcategory" have occurred on timeline