Prepositions after verbs

deceive by, in, into, on or about?

Deceive is commonly used with into and about. Other prepositions usually introduce methods or contexts rather than direct complements of the verb.

Quick answer

Which prepositions go with deceive?

Use deceive into when someone is tricked into doing something or believing something false. Use deceive about for false information on a subject. By often introduces the method of deception, while in and on usually belong to separate context phrases.

They deceived him into signing the contract.
She was deceived about the true cost.
The public was deceived by misleading advertisements.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
deceive into + action

Causing someone to do something through trickery

Use into before an action or belief produced by deception.

He was deceived into investing his savings.
They deceived her into trusting them.
2
deceive about + subject

Giving false information about something

Use about before the topic or fact that is hidden or distorted.

Customers were deceived about the product quality.
The report deceived readers about the risks.
3
deceive by + method

Explaining how the deception happens

By introduces the means or method of deception.

They deceived voters by spreading false rumours.
He deceived the public by using fake documents.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
deceive into
She deceived him into revealing the password.
Standard for tricking someone into an action or belief.
deceive about
The company deceived customers about its prices.
Standard for misleading information on a topic.
deceive by
They deceived investors by hiding the losses.
By introduces the method used for deception.
deceive in
He was deceived in business dealings.
In usually introduces a context, not the object of deception.
deceive on
The article deceived readers on several points.
On is possible in some formal contexts, but about is more natural in general English.

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using in for the false topic

In usually refers to a context or area, not the misleading subject.

✕ They deceived us in the costs. ✓ They deceived us about the costs.

Forgetting into before an action

Use into before a verb ending in -ing or a noun phrase describing the result.

✕ She deceived him signing the form. ✓ She deceived him into signing the form.

Using on in very general contexts

About is usually more natural when talking about misleading information.

✕ The ad deceived buyers on the price. ✓ The ad deceived buyers about the price.

Quick practice

Choose the expression that matches the intended meaning.

1. He was deceived ___ paying extra fees.
2. The public was deceived ___ the real risks.
3. They deceived customers ___ using fake reviews.

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Frequently asked questions

Can deceive be used without a preposition?

Yes. You can say someone deceived another person directly, such as They deceived the public.

Is deceive into always followed by a verb?

Usually it is followed by a noun or an -ing form describing the result of the deception.

Is deceive on incorrect?

It is less common and often sounds formal or limited to specific contexts. About is safer in general English.

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