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Prepositions after adjectives

Promising with different prepositions

Promising commonly takes for or as a standalone adjective. Other prepositions usually belong to the wider sentence rather than directly to the adjective.

Quick answer

How is promising normally used?

Use promising for when something shows potential for a purpose or result. Promising in can appear when in introduces a field or place. Promising to is usually part of the verb promise, not the adjective promising.

The treatment looks promising for cancer patients.
She is promising in competitive chess.

Choose the pattern by meaning

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

1
promising for + purpose

Potential benefit or suitability

Use for to show who or what may benefit.

The technology is promising for clean energy production.
2
promising in + field

Potential within an area

In introduces a field, activity, or context.

The student is promising in mathematics.

See the difference in context

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

Construction
Example
Meaning
promising for
The discovery is promising for future research.
Showing good potential for a result or purpose.
promising in
He is promising in athletics.
Showing potential within a field.
promising to
The company is promising to reduce costs.
Here promising is part of the verb promise, not the adjective.
promising of
Promising of is not standard modern English.
Avoid this combination.

Common mistakes

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

Confusing adjective and verb uses

Promising to usually belongs to the verb promise.

✕ The plan is promising to investors. ✓ The plan is promising for investors.

Using promising of

This combination is not standard.

✕ The result is promising of success. ✓ The result is promising for success.

Quick practice

Choose the expression that matches the intended meaning.

1. The trial results are promising ___ patients.
2. She is promising ___ computer science.
3. Which sentence uses promising as a verb form?

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Paste the complete sentence below. Linguix checks the preposition together with grammar, spelling, punctuation, and style.

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Frequently asked questions

Is promising for correct?

Yes. It is common when describing future potential or likely benefit.

Can promising be used without a preposition?

Yes. You can say a project looks promising.

Is promising of standard English?

No. Modern English generally avoids promising of.

packed-with-to-in-on, into "paid for" or "paid up"? painful for, to, in, at or of? "palatable to" or "palatable for"? "pale in" or "pale of"? "pandemic of" or "pandemic in"? "paramount to" or "paramount in"? paranoid about, of, in, with or over? partial to, of, in, towards or for? participating in, of, on, at or for? "particular about" or "particular to"? part-time at, in, for, as or with?

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