Essential
Essential adjective - Impossible to do without.
Master and essential are semantically related in fundamental topic. In some cases you can use "Master" instead the word "Essential" as an adjective or a noun.
Master
Master adjective - Coming before all others in importance.
Essential and master are semantically related in fundamental topic. Sometimes you can use "Essential" instead the word "Master" as an adjective or a noun.
How words are described
Both words in one sentence
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Locked Out of the Loop: Lovecraft and his writing is essential to the master plan.
Source: Comic Book / Providence -
Chekhov, master of the short story, gave this advice: If it's not essential, don't include it in the story.
Source: Chekhov's Gun - Basically, this hero is the essential Difficult but Awesome, master the gimmick and do the micromanagement well, and you've got yourself a powerful hero.
Cite this Source
Master and Essential. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/essential/master
Essential & Master. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/essential/master>.
Master or Essential. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/essential/master.
Google Ngram Viewer shows how "essential" and "master" have occurred on timeline