Fixed and Inflexible

Fixed

Fixed adjective - Not capable of changing or being changed.
Usage example: interest accrues at a fixed rate

Inflexible is a synonym for fixed in intent topic. In some cases you can use "Inflexible" instead an adjective "Fixed", when it comes to topics like constant, not subject to change. popular alternative

Nearby Words: fix, fixing, fixedly, fixation, fixer

Inflexible

Inflexible adjective - Not capable of changing or being changed.
Usage example: the inflexible law of gravity

Fixed is a synonym for inflexible in firm topic. You can use "Fixed" instead an adjective "Inflexible", if it concerns topics such as obstinate, stubborn, constant. popular alternative

Cite this Source
Inflexible and Fixed. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fixed/inflexible
Fixed & Inflexible. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fixed/inflexible>.
Inflexible or Fixed. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fixed/inflexible.
Google Ngram Viewer shows how "fixed" and "inflexible" have occurred on timeline