Common mistake coma / comma

The Difference Between Coma and Comma

In the English language, there are many words that sound similar but have different meanings. One such pair of words that often confuses people is "coma" and "comma." While these words may sound alike, they have distinct meanings and uses. Understanding the difference between them is important for effective communication.


A comma is a punctuation mark used in writing to separate different parts of a sentence or to indicate a pause. It is one of the most commonly used punctuation marks and has various functions, such as separating items in a list, separating two independent clauses in a compound sentence, or indicating a pause in a sentence.

Here are some examples of correct usage of commas:

  • I bought apples, oranges, and bananas from the store.
  • She went to the park, and he stayed home.
  • After finishing the first course, we ordered dessert.


On the other hand, a coma is a medical term referring to a state of prolonged unconsciousness. It is a severe condition in which a person is unable to respond to stimuli and shows no voluntary movements. Comas are usually caused by traumatic brain injuries, strokes, or other brain disorders.

Example usage of the word 'coma':

  • After the car accident, he was in a coma for two weeks.
  • The patient has not woken up from the coma yet.

It's essential to use the appropriate word in the right context to avoid confusion and convey your message accurately. Grammar checkers like Linguix can be immensely helpful in identifying and correcting such errors, ensuring your writing is clear and error-free.

coma / comma mistake examples

  • Incorrect:
    Please put a coma between the two main clauses.

    Please put a comma between the two main clauses.

  • Correct:
    He woke up from a coma after 10 years.
  • Incorrect:
    You missed a coma in that sentence.

    You missed a comma in that sentence.

  • Incorrect:
    He has been in a comma for nearly two weeks.

    He has been in a coma for nearly two weeks.

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