Prepositions before nouns

Using prepositions with “emergency”

Emergency commonly appears with for in expressions about preparation or intended use. Of emergency is limited to formal noun phrases.

Quick answer

Which preposition is natural with “emergency”?

Use for emergency or more commonly for emergencies when something is intended for urgent situations. Of emergency appears mainly in formal structures such as declaration of emergency.

Keep this kit for emergencies only.
The city declared a state of emergency after the flood.
The button is for emergency use only.

Choose the pattern by meaning

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

1
for emergencies

How to describe preparation or intended use

Use for emergencies when something is reserved or designed for urgent situations.

We saved extra water for emergencies.
This phone line is for emergencies only.
2
for emergency use

How to label special equipment or access

For emergency use is common on instructions and signs.

The exit is for emergency use only.
These supplies are for emergency use during storms.
3
state of emergency

Official and legal expressions

Of emergency appears in fixed formal phrases.

The government declared a state of emergency.
During the period of emergency, travel was restricted.

See the difference in context

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

Construction
Example
Meaning
for emergency
The door is for emergency access only.
used for intended purpose in urgent situations
for emergencies
Families should prepare supplies for emergencies.
for possible urgent events
of emergency
The president announced a state of emergency.
formal fixed expression
emergency + noun
Emergency services arrived quickly.
emergency often functions directly as an adjective-like noun

Common mistakes

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

Using “of emergency” in ordinary descriptions

Outside fixed formal phrases, English usually prefers emergency as a modifier or for emergencies.

✕ We bought food of emergency. ✓ We bought food for emergencies.

Forgetting the plural in general advice

For emergencies is more natural for general preparation.

✕ Keep cash for emergency. ✓ Keep cash for emergencies.

Using “emergency” after “for” without a clear noun

The phrase usually needs use, access, services, or a plural noun.

✕ This bag is for emergency. ✓ This bag is for emergency use.

Quick practice

Choose the expression that matches the intended meaning.

1. This exit is ___ emergency use only.
2. The country declared a state ___ emergency.
3. Every home should prepare supplies ___ emergencies.

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Frequently asked questions

Is “for emergency” correct?

Yes, especially in phrases such as for emergency use or for emergency access.

Why is “of emergency” uncommon?

It mainly appears in fixed formal phrases like state of emergency.

Should I say “for emergency” or “for emergencies”?

For emergencies is more common for general preparation and advice.

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