Ought To vs Have To: Difference and Comparison

The words โ€˜Ought toโ€™ and โ€˜Have toโ€™ are modal auxiliary words in English grammar. Both these words are used widely by people living in different countries using English as their medium of communication.

Key Takeaways

  1. โ€œOught toโ€ expresses a moral obligation or duty, while โ€œhave toโ€ expresses a necessity or requirement.
  2. โ€œOught toโ€ is often used to give advice or make recommendations, while โ€œhave toโ€ describes a situation with no other option.
  3. โ€œOught toโ€ suggests a personal choice or preference, while โ€œhave toโ€ implies an external requirement or obligation.

Ought To vs Have To

When someone has to say something in a Sentence in a way to obligate eternally, then the word โ€˜have toโ€™ is to be used, and on the other hand, when someone wants to give any advice or request in place of the word, should then โ€˜Ought toโ€™ is supposed to be used.ย 

Ought To vs Have To

The word โ€˜Ought toโ€˜ is a modal auxiliary verb. This word sometimes is used in replacement of the word should.

The word โ€˜Have toโ€™ is a modal auxiliary verb. This verb is used in replacement of the word need to.

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Comparison Table

Parameters of ComparisonOught ToHave To
FunctionThis word is used to obligate someone.This word is used when someone wants to advise someone.
How often is it usedThe word โ€˜Ought toโ€™ isnโ€™t that commonly used by people.The word โ€˜Have toโ€™ is commonly used by people.
Types of communicationThe word โ€˜Ought toโ€™ is used more in written communication.The word โ€˜Have toโ€™ is used in spoken and written communication.
TypeThe word โ€˜oughtโ€™ is a semi-modal verb.The word โ€˜have toโ€™ is a modal auxiliary verb.
Degree The degree of intensity of doing something where โ€˜Ought toโ€™ is used is less.The degree of intensity of doing something where โ€˜Have toโ€™ is used is more in a sentence.

What is Ought To?

The word โ€˜Ought toโ€™ is a modal auxiliary verb. People replace this word with the word should.

This word is often stated as a semi-modal verb. This means this word can be used as a modal and main verb.

The following are some examples where the word โ€˜Ought toโ€™ is used in a sentence-

  1. Isnโ€™t this ought to happen at this point?
  2. She ought to study as her exams are Coming near.
  3. Everyone ought to do more exercise and yoga daily.
  4. Sanitary napkins ought to be free here.

What is Have To?

The word โ€˜Have toโ€™ is a modal auxiliary verb. This verb is used in replacement of the word need to.

This word states that someone has to do specific work compulsorily. This word is the present tense of the word had to.

Following are some examples where the word โ€˜Have toโ€™ is used in a sentence-

  1. We have to go to the party tomorrow.
  2. I have to attend the meeting tomorrow.
  3. You have to finish eating before time from now on.
  4. They will have to study to pass the exam.

Main Differences Between Ought To and Have To

  1. When someone wants to show a sense of obligation, the word โ€˜Ought toโ€™ is used, and on the other hand, when someone wants to give advice or ask for permission, the term โ€˜Have toโ€™ is used.
  2. The word โ€˜Ought toโ€™ isnโ€™t that commonly used by people; on the other hand, the word โ€˜Have toโ€™ is used commonly by people.
  3. The degree of intensity of doing something where โ€˜Ought toโ€™ is used is less in a sentence, and on the other hand, the degree of power of doing something where โ€˜Have toโ€™ is used is more in a sentence.
  4. The word โ€˜Ought toโ€™ is used more in written communication, and on the other hand, the word โ€˜Have toโ€™ is used in both spoken and written communication.
  5. Ought to be a semi-modal verb; however, the word Have to is a modal auxiliary verb.
Difference Between Ought To and Have To
References
  1. https://www.jstor.org/stable/2252826
  2. https://link.springer.com/chapter/10.1007/978-1-349-15336-7_13

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