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Prepositions after verbs

Wonder about or wonder at?

Wonder about usually means to think about something with curiosity. Wonder at expresses surprise or admiration and is more formal.

Quick answer

Wonder about asks questions; wonder at shows surprise

Use wonder about when thinking or asking yourself something. Use wonder at when reacting with surprise, admiration, or amazement.

I often wonder about the future.
She wondered about his decision all day.
Visitors wondered at the size of the cathedral.

Choose the pattern by meaning

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

1
wonder about + topic

What are you thinking about?

Use wonder about for curiosity, uncertainty, or reflection.

Children often wonder about space travel.
He wondered about her reaction.
2
wonder at + surprising thing

What causes surprise or admiration?

Wonder at is more formal and expresses amazement.

Tourists wondered at the ancient ruins.
Scientists wondered at the complexity of the brain.
3
wonder whether/if + clause

Asking yourself a question

Wonder is also commonly followed by a clause instead of a preposition.

I wonder whether she agrees.
They wondered if the train was late.

See the difference in context

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

Construction
Example
Meaning
wonder about
She wondered about his motives.
Thinking with curiosity or uncertainty.
wonder at
We wondered at the beauty of the lake.
Feeling surprise or admiration.
wonder whether
I wonder whether they arrived safely.
Considering a question.
wonder + wh-word
He wondered why the lights were off.
Indirect question structure.

Common mistakes

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

Using wonder at for ordinary questions

Wonder about is more natural for everyday curiosity.

✕ I wonder at your schedule. ✓ I wonder about your schedule.

Forgetting the meaning difference

Wonder at usually expresses amazement, not simple curiosity.

✕ She wondered at where he lived. ✓ She wondered where he lived.

Using about before a clause

Use whether, if, or a wh-word before clauses.

✕ I wonder about whether they know. ✓ I wonder whether they know.

Quick practice

Choose the expression that matches the intended meaning.

1. I often wonder ___ life in other countries.
2. The audience wondered ___ the magician's skill.
3. She wondered ___ he was serious.

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Frequently asked questions

Is wonder at old-fashioned?

It is still correct but sounds more formal or literary than wonder about.

Can I use wonder without a preposition?

Yes. Wonder is often followed by a clause, such as I wonder why.

Which form is more common in conversation?

Wonder about is much more common in everyday speech.

wade, through, wade, into wait for, in, on, at or till? wake up, from, in, at or by? walk into, in, to, through or on? wander through, around, into, in or from? "want for", "want from" or "want in"? "warn of" or "warn against"? "wash with", "wash in" or "wash over"? "waste on" or "waste in"? watch for, in, on, from or with? "wave at" or "wave to"? "weaken by", "weaken to" or "weaken of"?

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