Fundamental
Necessary
Necessary adjective - Impossible to do without.
Usage example: food and water are necessary for survival
Fundamental is a synonym for necessary in essential topic. You can use "Fundamental" instead the word "Necessary" as an adjective or a noun, if it concerns topics such as rudiment.
Nearby Words: necessity, necessarily
Mutual synonyms
Related pairs
- prime and fundamental
- prime and necessary
- necessity and fundamental
- necessity and necessary
- critical and fundamental
- critical and necessary
- principal and fundamental
- principal and necessary
- important and fundamental
- important and necessary
- essential and fundamental
- essential and necessary
- indispensable and fundamental
- indispensable and necessary
Both words in one sentence
- However, they have some redeeming features: They are arguably a fundamental and necessary part of human nature, having sprung from the fruit of the Garden of Eden.
- Vampiric Draining: While not explicit, it is implied that in order to copy a living being, the Pods take something fundamental and necessary from the original, as after duplication, the original disintegrates into dust.
- The rebellion mastermind challenges him on the fundamental relationship between humans and reploids and what is necessary for unity.
Source: Fanfic Recs / Mega Man
Cite this Source
Necessary and Fundamental. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fundamental/necessary
Fundamental & Necessary. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fundamental/necessary>.
Necessary or Fundamental. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fundamental/necessary.
Google Ngram Viewer shows how "fundamental" and "necessary" have occurred on timeline