What context can I use each word in?
Learn when and how to use these words with these examples!
impossible
Example
It's impossible to travel back in time. [impossible: adjective]
Example
I'm afraid it's impossible for me to finish this project by tomorrow. [impossible: adjective]
Example
Winning the lottery twice in a row is almost impossible. [impossible: adjective]
unfeasible
Example
The plan to build a skyscraper in this area is unfeasible due to zoning regulations. [unfeasible: adjective]
Example
It's unfeasible to expect everyone to work overtime without proper compensation. [unfeasible: adjective]
Example
Given our limited budget, expanding the business overseas is unfeasible at the moment. [unfeasible: adjective]
Good things to know
Which word is more common?
Impossible is more common than unfeasible in everyday language, and it covers a wider range of contexts. Unfeasible is more specific and often used in technical or professional settings.
What’s the difference in the tone of formality between impossible and unfeasible?
Unfeasible is more formal than impossible, and it is often used in technical or academic writing. Impossible is more versatile and can be used in both formal and informal contexts.