I must not eat chocolate vs I mustn't eat chocolate

Both phrases are correct and have the same meaning. They are interchangeable and can be used in formal and informal contexts. The contraction 'mustn't' is a more casual and common way to express the prohibition of eating chocolate.

Last updated: March 27, 2024

I must not eat chocolate

This phrase is correct and can be used to express the prohibition of eating chocolate.

This phrase is a formal way to express the prohibition of eating chocolate. It is grammatically correct and conveys the intended meaning clearly.

Show examples from the web [+]

Your auntie Joan can't eat chocolate because of her migraines.
To eat chocolate and get our toes done.
I really shouldn't eat chocolate 'cause it can literally kill me.
The children only eat chocolate, break things and cry or whine.
Young lady shouldn't eat chocolate.
I don't even eat chocolate.
Or just go to your place and eat chocolate.
Now I remember why my mom says that I can't eat chocolate.
And I don't usually eat chocolate because it's for women.
She said she wanted to eat chocolates, so I'm personally making her some.
They'll slaughter their friends, kill each other, eat chocolate...
In a moment of weakness, you eat chocolate or kiss the wrong boy.
You want someone to eat chocolate with?
That makes a mockery of it for most of the people who eat chocolate in Europe.
I don't even eat chocolate.
Is this time to eat chocolate?
I love to eat chocolate, as it is my favorite food.
I love to eat chocolate, as it is my favorite food.
Who really wants to eat chocolate-covered broccoli?
I can't eat chocolate or fudge 'cause I'm a dog and they'd probably kill me, but probably neither.

Alternatives:

I must avoid eating chocolate.
I am not allowed to eat chocolate.
I should refrain from eating chocolate.
I have to resist eating chocolate.
I need to abstain from eating chocolate.

I mustn't eat chocolate

This phrase is correct and commonly used to express the prohibition of eating chocolate.

This phrase is an informal and common way to express the prohibition of eating chocolate. It is grammatically correct and widely understood.

Show examples from the web [+]

Your auntie Joan can't eat chocolate because of her migraines.
I really shouldn't eat chocolate 'cause it can literally kill me.
Young lady shouldn't eat chocolate.
Now I remember why my mom says that I can't eat chocolate.
I can't eat chocolate or fudge 'cause I'm a dog and they'd probably kill me, but probably neither.
To eat chocolate and get our toes done.
The children only eat chocolate, break things and cry or whine.
I don't even eat chocolate.
Or just go to your place and eat chocolate.
And I don't usually eat chocolate because it's for women.
She said she wanted to eat chocolates, so I'm personally making her some.
They'll slaughter their friends, kill each other, eat chocolate...
In a moment of weakness, you eat chocolate or kiss the wrong boy.
You want someone to eat chocolate with?
That makes a mockery of it for most of the people who eat chocolate in Europe.
I don't even eat chocolate.
Is this time to eat chocolate?
I love to eat chocolate, as it is my favorite food.
I love to eat chocolate, as it is my favorite food.
Who really wants to eat chocolate-covered broccoli?

Alternatives:

I must not eat chocolate.
I shouldn't eat chocolate.
I have to avoid eating chocolate.
I need to refrain from eating chocolate.
I am not supposed to eat chocolate.

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I must not eat chocolate vs I mustn't eat chocolate