In and Outside

Opposite meaning words

In adverb - At, within, or to a short distance or time.

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Outside is an antonym for in.

Outside adverb - In or into the open air.

Usage example: go outside and smoke, if you must

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In is an antonym for outside in inside topic.

Nearby Word: outsider

Cite this Source

Outside and In. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/in/outside

In & Outside. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/in/outside>.

Outside or In. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/in/outside.

Google Ngram Viewer shows how "in" and "outside" have occurred on timeline