Fixed
Fixed adjective - Having been established and usually not subject to change.
Not changeable and fixed are semantically related. In some cases you can use "Not changeable" instead an adjective "Fixed".
Not changeable
Fixed and not changeable are semantically related. You can use "Fixed" instead an adjective phrase "Not changeable".
Mutual synonyms
Cite this Source
Not changeable and Fixed. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/fixed/not_changeable
Fixed & Not changeable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/fixed/not_changeable>.
Not changeable or Fixed. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/fixed/not_changeable.
Google Ngram Viewer shows how "fixed" and "not changeable" have occurred on timeline