Enjoy learning English! with RedKiwi

What is the opposite of “fundamental”?

What is the antonym of “fundamental”?

The antonyms of fundamental are secondary, unimportant, and nonessential. These words describe things that are not essential or basic to a particular subject or situation.

Brief Definitions of the Antonym(s)

Learn when and how to use these words with these examples!


Coming after, less important than, or resulting from someone or something else that is primary or more important.


In this course, the professor will focus on the secondary aspects of the topic rather than the fundamental ones.


Not significant or valuable; lacking importance or relevance.


The details of the story were unimportant and did not contribute to the main plot.


Not necessary or required; dispensable.


The company decided to cut costs by eliminating nonessential positions.

How are these antonyms different from each other?

  • 1Secondary implies that something is less important than another thing that is primary or more important.
  • 2Unimportant suggests that something lacks significance or value and is not relevant to the matter at hand.
  • 3Nonessential means that something is not necessary or required and can be dispensed with.

Good things to know

  • 1Academic Writing: Use these antonyms to describe the importance of different concepts in essays and research papers.
  • 2Prioritizing Tasks: Use these words to determine which tasks are most important and which can be postponed or eliminated.
  • 3Decision Making: Incorporate these antonyms when making decisions about what is essential and what is not.

Remember this!

The antonyms of fundamental describe things that are not essential or basic. Use secondary to describe something less important than another thing, unimportant to suggest that something lacks significance, and nonessential to mean that something is not necessary. These words can be used in academic writing, prioritizing tasks, and decision making.

This content was generated with the assistance of AI technology based on RedKiwi's unique learning data. By utilizing automated AI content, we can quickly deliver a wide range of highly accurate content to users. Experience the benefits of AI by having your questions answered and receiving reliable information!