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Prepositions after verbs

Induce with or by?

The verb "induce" is often used with an object and an infinitive, or with into to describe persuading someone to do something. By can introduce a method or cause. Other combinations in the query are limited or nonstandard.

Quick answer

Common patterns with induce

Use induce someone to do something for persuasion or cause. Use induce by to mention a method or factor. Into is also common in the pattern induce someone into something. In, with, out, and after are usually not fixed complements of induce.

The ads induced customers to buy the product.
The condition can be induced by stress.
He was induced into signing the agreement.

Choose the pattern by meaning

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

1
induce someone to + verb

Causing an action

Use induce with an object and infinitive to show persuasion or influence.

The offer induced her to apply.
The medicine induced the patient to sleep.
2
induce by + cause/method

Naming the cause

By introduces the factor or method that causes something.

The reaction was induced by heat.
The state was induced by medication.
3
induce someone into + noun/gerund

Persuading someone into something

Into is used for entering a situation, agreement, or action.

They induced him into investing more money.
She was induced into silence by pressure.
4
induce in + context

Using in as an adjunct

In may introduce a separate place or context, not a fixed pattern after induce.

The treatment induced changes in the brain.

See the difference in context

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

Construction
Example
Meaning
induce by
The effect was induced by chemicals.
By introduces the cause or method.
induce in
The drug induced changes in mood.
In belongs to the noun that follows, not directly to induce.
induce with
Doctors induced labour with medication.
With introduces the instrument or means, not a fixed complement.
induce out
The phrase "induce out" is not a standard pattern with induce.
Out is generally not used directly after induce.
induce after
The phrase "induce after" is not standard as a fixed complement.
After may appear separately in time expressions.
induce into
They induced her into making a confession.
Into shows persuasion into an action or state.

Common mistakes

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

Using out after induce

Induce is not normally followed directly by out.

✕ They induced him out confessing. ✓ They induced him to confess.

Omitting to before a verb

Use induce someone to do something.

✕ The campaign induced voters support the law. ✓ The campaign induced voters to support the law.

Confusing by and with

Both can describe means, but the structure depends on the sentence.

✓ The condition was induced by stress.

Using after as a fixed complement

After is usually a time adjunct, not part of a standard induce pattern.

✓ Symptoms appeared after doctors induced labour.

Quick practice

Choose the expression that matches the intended meaning.

1. The speech induced many people ___ donate.
2. The reaction was induced ___ heat.
3. They induced him ___ signing the contract.

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Frequently asked questions

Can induce be followed by into?

Yes. Induce someone into something is a common pattern for persuasion.

Is induce with correct?

With can introduce a tool or means, as in induce labour with medication, but it is not the main fixed complement.

Do we say induce to or induce into?

Use induce someone to do something with verbs, and induce someone into something with nouns or gerunds.

identify-with-by-in-as, for "ignore by" or "ignore in"? illuminate by, with, at, for or in? "illustrate by" or "illustrate in"? "imagine for", "imagine by" or "imagine in"? imbue with, in, by or onto? immigrate to, from, in, with or into? impair by, for, in, because or throughout? "impart to", "impart in" or "impart by"? "impeach by" or "impeach for"? "impinge on" or "impinge upon"? "implement in" or "implement by"?

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