What context can I use each word in?
Learn when and how to use these words with these examples!
indispensable
Example
Water is indispensable for human survival. [indispensable: adjective]
Example
The IT department is indispensable to the smooth running of the company. [indispensable: adjective]
Example
Her experience and expertise were indispensable to the project's success. [indispensable: adjective]
necessary
Example
It is necessary to wear a helmet while riding a bike. [necessary: adjective]
Example
It was necessary to cancel the event due to bad weather. [necessary: adjective]
Example
A good education is necessary for success in life. [necessary: adjective]
Good things to know
Which word is more common?
Necessary is more commonly used than indispensable in everyday language. Necessary is versatile and covers a wide range of contexts, while indispensable is less common and refers to something that is absolutely necessary and cannot be replaced.
Whatโs the difference in the tone of formality between indispensable and necessary?
Indispensable is more formal and less commonly used in everyday language than necessary, which is more versatile and can be used in both formal and informal contexts.