Common mistake plain vs plane

Common Mistake: Plain vs Plane

One of the most common grammar mistakes in English is confusing the words "plain" and "plane." Despite sounding similar, these two words have completely different meanings and must be used correctly in order to convey the intended message. Let's dive in and clarify the differences between these two words.


  • As an adjective, "plain" refers to something that is simple, ordinary, or lacking decoration. For example:
    - He prefers to wear plain shirts without any patterns or designs.
  • "Plain" can also be used as a noun to describe a large area of flat land. For example:
    - The Kansas plains are known for their vast expanses of cornfields.
  • In the context of food, "plain" can be used to describe something that is unseasoned or not flavored. For example:
    - Sarah requested plain yogurt with no added sugar.
  • As an adverb, "plainly" means clearly or without any ambiguity. For example:
    - The professor explained the concept so plainly that even the students understood.


  • "Plane" is a noun that typically refers to an aircraft or a flat surface. For example:
    - The plane took off smoothly and flew to its destination.
  • "Plane" can also be used as a verb meaning to make a surface flat or smooth. For example:
    - The carpenter planed the wooden plank to achieve a smooth finish.

It is crucial to use the correct word in the appropriate context to avoid confusion and ensure effective communication.

About Linguix Grammar Checker: Linguix Grammar Checker is an excellent tool that can help you avoid common grammar mistakes such as confusing "plain" and "plane." It provides real-time suggestions and corrections to improve your writing accuracy and clarity. Try out Linguix today and elevate your writing to new heights!

plain vs plane mistake examples

  • Incorrect:
    It works just like that, plane and simple.

    It works just like that, plain and simple.

  • Correct:
    Plain and simply the best SEO plugin.
  • Incorrect:
    It was in plain side.

    It was in plain sight.

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