Immutable
Immutable adjective - Not capable of changing or being changed.
Narrow and immutable are semantically related. In some cases you can use "Narrow" instead an adjective "Immutable".
Nearby Word: immutability
Cite this Source
Narrow and Immutable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/immutable/narrow
Immutable & Narrow. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/immutable/narrow>.
Narrow or Immutable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/immutable/narrow.
Google Ngram Viewer shows how "immutable" and "narrow" have occurred on timeline