Fixed
Fixed adjective - Having been established and usually not subject to change.
Usage example: the baseball card dealer's prices were fixed, so bargaining was not an option
Variable
Variable adjective - Capable of being readily changed.
Usage example: a variable expense that we could reduce if we needed to
Both words in one sentence
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Almost overnight, Europe went from a handful of currencies with fixed exchange rates to over a dozen currencies with variable exchange rates.
Source: World War II / Prelude To War -
This was fixed in the Super Mario All-Stars version, which stores the lives in an unsigned integer variable which has a cap of 128 lives.
Source: Video Game / Super Mario Bros. 1 -
Computers generally store variables (a "variable" is any number that can change, such as HP or MP) in a given location of a fixed size.
Source: Cap
Cite this Source
Variable and Fixed. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fixed/variable
Fixed & Variable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fixed/variable>.
Variable or Fixed. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fixed/variable.
Google Ngram Viewer shows how "fixed" and "variable" have occurred on timeline