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Preposition after adjective

Dark in, dark for, or dark of

Dark commonly appears with in to describe a place or area. Dark for and dark of are not standard adjective combinations in most modern contexts.

Quick answer

Which preposition is natural after dark?

Use dark in to describe where there is little light: dark in the hallway. Dark for is usually not a fixed adjective pattern; for may introduce a separate time or reason phrase. Dark of appears mainly in literary expressions such as dark of night.

It was dark in the basement.
The room became dark in seconds.
They travelled in the dark of night.

Choose the pattern by meaning

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

1
dark in + place

Describing low light in an area

Use dark in with rooms, buildings, streets, and other places.

It gets dark in winter by late afternoon.
The corridor was dark in the evening.
2
dark of + noun

Literary expressions

Dark of is uncommon in everyday English but appears in fixed poetic phrases.

The soldiers moved under the dark of night.
We left before the dark of dawn.
3
dark for + time/reason adjunct

Separate adjuncts with for

For does not normally combine directly with dark as a fixed adjective pattern. It can introduce duration or purpose information.

The house stayed dark for two hours.
The theatre was dark for repairs all month.

See the difference in context

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

Construction
Example
Meaning
dark in
It is dark in the garage.
A place lacks light.
dark for
The street was dark for several hours.
For introduces duration, not a fixed adjective pattern.
dark of
They escaped in the dark of night.
A literary or poetic expression.
dark at
It gets dark at six o'clock.
At introduces a time expression, not a pattern after dark.

Common mistakes

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

Using dark for as a fixed adjective pattern

For usually adds extra information such as duration.

✕ The kitchen is dark for me. ✓ The kitchen is dark.

Overusing dark of in everyday speech

Dark of is literary and uncommon in ordinary conversation.

✕ It was dark of the room. ✓ It was dark in the room.

Missing the place after dark in

Dark in normally needs a location.

✕ It was dark in. ✓ It was dark in the hallway.

Quick practice

Choose the expression that matches the intended meaning.

1. It was very dark ___ the tunnel.
2. They travelled under the dark ___ night.
3. The building stayed dark ___ three days after the storm.

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Frequently asked questions

Is dark for correct English?

It can appear when for introduces time or reason information, but it is not a common fixed combination after dark.

Is dark of old-fashioned?

Yes. Dark of is mainly literary or poetic today.

Can I say dark in my room?

Yes. Dark in plus a place is a standard and common pattern.

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