Hard
Immutable
Immutable adjective - Not capable of changing or being changed.
Hard and immutable are semantically related. Sometimes you can use "Hard" instead an adjective "Immutable".
Nearby Word: immutability
Mutual synonyms
Both words in one sentence
- Supernatural: Starting in Season 4, the angels try really hard to convince the main characters that the world is immutable — for example, sending Dean back in time to save his parents only to inform him he was doomed to fail because You Can't Fight Fate.
Cite this Source
Immutable and Hard. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/hard/immutable
Hard & Immutable. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/hard/immutable>.
Immutable or Hard. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/hard/immutable.
Google Ngram Viewer shows how "hard" and "immutable" have occurred on timeline