Cold vs Cool

When to use each in English, with meaning, register, and examples.

Cold

Top 1,000 (very common)A1adjective

Cool

InformalTop 1,000 (very common)A1adjective
Most formal: Cold
 ColdCool
Pronunciation🇬🇧 /["/kəʊld/"]/🇺🇸 /["/kəʊld/"]/🇬🇧 /["/kuːl/"]/🇺🇸 /["/kuːl/"]/
MeaningHaving a low temperature; not warm.Something that is good or impressive.
ExampleThe water is too cold to swim in right now.The weather is really cool today.
RegisterNeutralInformal
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA1A1
Part of speechadjectiveadjective
Collocationsbe, feel, look, extremely, fairly, very, be, get, go, stonebe, feel, look, very, a little, slightly, be, look, sound, extremely, fairly, very, be, look, sound, extremely, fairly, very, appear, be, look, very, pretty, about, with, cool, calm and collected, act, appear, be, distinctly, very, rather, about, towards/​toward, appear, be, look, very, pretty, about, with, cool, calm and collected
Antonymshot, warm, boilinguncool, boring, uninteresting
Common mistakesConfused with 'cool', which implies a moderate temperature., Used 'cold' to describe mild weather when 'cool' would be more appropriate., Incorrectly assuming 'cold' applies only to temperature, overlooking emotional contexts.Using 'cool' to describe temperatures or weather instead of mood or style., Confusing 'cool' with 'great' in contexts where a specific feeling is implied., Overusing 'cool' in formal or academic situations where more precise vocabulary is needed.
Usage notesUse 'cold' to describe weather, objects, or emotions. Avoid using in a formal setting when describing someone's demeanor or mannerisms.Use 'cool' to describe things that are stylish or admirable. It's very informal, so avoid it in formal writing or conversations. Can imply calmness in some contexts.

See it in real clips

Cold
Cool

Frequently asked questions: Cold vs Cool

What's the difference between Cold and Cool?

Cold: Having a low temperature; not warm. Cool: Something that is good or impressive.

Which is more formal: Cold and Cool?

Cold is the most formal of these.

Are Cold and Cool the same CEFR level?

Cold: A1, Cool: A1 on the CEFR scale.

What part of speech are Cold and Cool?

Cold: adjective, Cool: adjective.

Can you show an example of each?

Cold: The water is too cold to swim in right now. Cool: The weather is really cool today.

Can I use Cold and Cool interchangeably?

Not always. Cold and Cool are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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