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When to Use ‘Weren’t’ or ‘Wasn’t’? A Guide

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Is it ‘if I wasn’t’ or ‘if I weren’t’ ?

Is it ‘wasn’t it’ or ‘weren’t it’? A pair that are ‘same same, but different’. Let’s take a closer look at the question of when should you use wasn’t and weren’t?

👍🏼Usage Note

I wasn’t aware of the new policy.

They weren’t convinced by his explanation.

I weren’t aware of the new policy.

They wasn’t convinced by his explanation.

A closer look: wasn’t and weren’t

Compare these sentences:

The movie wasn’t as exciting as I had hoped it would be.

The animals at the zoo weren’t very active during the hot afternoon.

What do you notice from these two sentences?

If you’re thinking, ‘the singular subjects use wasn’t and plural subjects use weren’t‘, you’re right! The rule is we use wasn’t when the subject is singular and weren’t when the subject is plural. If we try and do the reverse, it sounds weird:

The movie weren’t as exciting as I had hoped it would be.

The animals at the zoo wasn’t very active during the hot afternoon.

This is what we call subject verb agreement in English grammar: the verb follows the number of subjects in a sentence.

So, as a general rule, use wasn’t when the subject is singular, i.e., when speaking in the first person or third-person singular, and weren’t for plural subjects and when writing in the second-person (i.e., you).

“Wasn’t” / “weren’t”, used in sentences

Examples: wasn’t (in sentences)
I wasn’t aware of the new policy that had been implemented.

The concert wasn’t cancelled despite the heavy rain.

He wasn’t able to finish the project on time due to technical difficulties.

She wasn’t happy with the service she received at the hotel.

The book wasn’t available at the local bookstore, so I had to order it online.

Examples: weren’t (in sentences)
The shoes I wanted weren’t available in my size at the store.

The plans for the weekend weren’t finalized yet, so we’re still deciding.

They weren’t convinced by his explanation and asked for further clarification.

The animals at the zoo weren’t very active during the hot afternoon.

The instructions weren’t clear, so I had to ask for assistance.

💡Study Tip

“wasn’t” for singular subjects and “weren’t” for plural, visualize a single person not doing something (wasn’t) and a group of people not doing something (weren’t).

Are there any exceptions?

‍As expected, there are exceptions to the rule, I mean, it’s English grammar we’re talking about.

Fortunately, the exception in this case isn’t that complicated, and it has to do with what’s called the subjunctive mood in grammar. The subjunctive mood expresses “wishes, proposals, suggestions, or imagined situations”. To say it in plainer English, basically anything that’s not current reality is in the subjunctive mood, which uses weren’t even when the subject is singular. Take a look:

If it weren’t for the rain, I would have gone to the beach today.

‍If he weren’t at work we could’ve gone out for dinner.

While it doesn’t necessarily sound incorrect to use wasn’t in either of the above sentences, to follow the subjunctive mood, when speaking in counterfactuals use weren’t.

Sentences with weren’t (in the subjunctive mood)

Examples: weren’t (in the subjunctive mood)
If he weren’t so shy, he would easily make new friends.

I wish I weren’t feeling so tired today.

If it weren’t for your support, I wouldn’t have been able to succeed.

She speaks as though she weren’t afraid of anything.

If it weren’t for the rain, we could have gone for a walk.

Keep on reading. We encourage it!

Work Sheet

Question 1 of 10

According to the post, which pronoun typically uses ‘wasn’t’?



Which verb form is correct for a plural subject like ‘They’ in the indicative mood?



Which sentence uses ‘wasn’t’ correctly based on the subject?



Which sentence uses ‘weren’t’ correctly based on the subject?



The general rule states that ‘wasn’t’ is used for ______ subjects and ‘weren’t’ is used for ______ subjects.



The movie _____ as exciting as I had hoped it would be.



The animals at the zoo _____ very active during the hot afternoon.



I _____ aware of the new policy that had been implemented.



They _____ convinced by his explanation and asked for further clarification.



He _____ able to finish the project on time due to technical difficulties.





Frequently Asked Questions

When to use wasn’t vs weren’t?
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Use ‘wasn’t’ with singular subjects (like ‘I’, ‘he’, ‘she’, ‘it’). Use ‘weren’t’ with plural subjects (like ‘they’) and also with ‘you’. This is subject-verb agreement.

Is ‘I wasn’t’ or ‘I weren’t’ correct?
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According to the general rule for singular subjects like ‘I’ in the indicative mood, ‘I wasn’t’ is correct. For example: ‘I wasn’t aware of the new policy’.

When should I use ‘weren’t’?
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Use ‘weren’t’ for plural subjects, such as ‘they’, ‘the animals’, or ‘the shoes’. It’s also used with ‘you’. Example: ‘The animals weren’t very active during the hot afternoon’.

Can you give an example for ‘wasn’t’?
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Yes, ‘wasn’t’ is used for singular subjects like ‘I’, ‘he’, ‘she’, ‘it’, or a single noun. An example from the post is: ‘The concert wasn’t cancelled despite the heavy rain.’

How is ‘weren’t’ used in sentences?
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‘Weren’t’ is used with plural subjects or the pronoun ‘you’. An example from the post is: ‘The shoes I wanted weren’t available in my size at the store.’

Yash, D. "When to Use ‘Weren’t’ or ‘Wasn’t’? A Guide." Grammarflex, Jun 17, 2025, https://www.grammarflex.com/when-to-use-werent-or-wasnt/.

Sources

  1. ‍ Merriam-Webster, “Getting in the Subjunctive Mood” Accessed on August 4, 2023. ‍

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