Outside
Outside adjective - Situated on the outside or farther out.
Usage example: slower moving vehicles should keep to the outside lane
Outer is a synonym for outside in external topic. In some cases you can use "Outer" instead an adjective "Outside", when it comes to topics like place, exterior. popular alternative
Nearby Word: outsider
Outer
Outer adjective - Situated on the outside or farther out.
Usage example: the outer edge of the blade of your figure skate always wears out faster than the inner because you use it more
Mutual synonyms
Cite this Source
Outer and Outside. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/outside/outer
Outside & Outer. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/outside/outer>.
Outer or Outside. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/outside/outer.
Google Ngram Viewer shows how "outside" and "outer" have occurred on timeline