Past vs Previous

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

Past

Top 1,000 (very common) A1 adjective

Previous

Top 1,000 (very common) B1 adjective

	Past	Previous
Pronunciation	🇬🇧 /["/pɑːst/"]/ 🇺🇸 /["/pæst/"]/	🇬🇧 /["/ˈpriːviəs/"]/ 🇺🇸 /["/ˈpriːviəs/"]/
Meaning	Something that happened before now.	Something that came before something else.
Example	I always look at past photos when I miss my childhood.	I couldn't find the previous version of the document.
Register	Neutral	Neutral
How common	Top 1,000 (very common)	Top 1,000 (very common)
CEFR level	A1	B1
Part of speech	adjective	adjective
Collocations	past tense, past events, in the past, past experiences	previous experience, previous version, previous owner, previous session, previous date
Antonyms	future	next, following, subsequent
Common mistakes	Confused with 'passed' (the verb form), Using 'past' improperly with present tense, Confusing 'the past' with 'history'	Confusing with 'next' — remember, 'previous' means before., Using 'previously' incorrectly in a sentence that doesn't need a time reference., Using 'previous' to describe something that is still relevant.
Usage notes	Used to describe things that have already occurred. Can refer to time (the past) or past events. In writing, be careful not to confuse with 'present' or 'future'.	Use 'previous' in contexts where you're referring to something that happened or existed before the current one. It's appropriate for both writing and speaking but may sound overly formal in casual conversations.

See it in real clips

The Lord Of The Rings › The return of the king

Legolas, fire a warning shot past the bosun's ear.

House Of Cards › S1 E1

I have to run this past Tom.

Top Gear › S1 E1

if a car goes fast enough past a speed camera,

The Lord Of The Rings › The return of the king

Legolas, fire a warning shot past the bosun's ear.

House Of Cards › S1 E1

I have to run this past Tom.

Past

The Pitt › S1 E1

Any previous stomach problems?

Ted Lasso › S1 E1

And in all those years under the stewardship of the previous owner,

Sherlock › S1 E1

so it's had a previous owner. Next bit's easy. You know it already.

The Pitt › S1 E1

Any previous stomach problems?

Ted Lasso › S1 E1

And in all those years under the stewardship of the previous owner,

Previous

Frequently asked questions: Past vs Previous

What's the difference between Past and Previous?

Past: Something that happened before now. Previous: Something that came before something else.

Which is more advanced: Past and Previous?

Previous is the highest level, at B1, on the CEFR scale.

Are Past and Previous the same CEFR level?

Past: A1, Previous: B1 on the CEFR scale.

What part of speech are Past and Previous?

Past: adjective, Previous: adjective.

Can you show an example of each?

Past: I always look at past photos when I miss my childhood. Previous: I couldn't find the previous version of the document.

Can I use Past and Previous interchangeably?

Not always. Past and Previous 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.