Overlook vs Slip your mind

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

Overlook

Top 2,000 (common)C1verb

Slip your mind

InformalTop 5,000 (fairly common)
Most formal: OverlookMost common: Overlook
 OverlookSlip your mind
Pronunciation🇬🇧 /["/ˌəʊvəˈlʊk/","/ˌəʊvəˈlʊks/","/ˌəʊvəˈlʊkt/","/ˌəʊvəˈlʊkɪŋ/"]/🇺🇸 /["/ˌəʊvərˈlʊk/","/ˌəʊvərˈlʊks/","/ˌəʊvərˈlʊkt/","/ˌəʊvərˈlʊkɪŋ/"]/🇬🇧 //slɪp jɔːr maɪnd//🇺🇸 //slɪp jʊr maɪnd//
MeaningTo not notice something or to ignore it.To forget something important
ExampleFrom the hilltop, you can overlook the entire city in the distance.I meant to call you yesterday, but it completely slipped my mind.
RegisterNeutralInformal
How commonTop 2,000 (common)Top 5,000 (fairly common)
CEFR levelC1-
Part of speechverb
Collocationscompletely, entirely, largely, cannot, cannot afford to, should not, be easily overlooked, something should not be overlooked, completely, entirely, largely, cannot, cannot afford to, should not, be easily overlooked, something should not be overlookedslip my mind, never slip your mind, always slips my mind
Antonymsnotice, acknowledge, spot-
Common mistakes'Overlook' used as a noun instead of a verb., Confusing 'overlook' with 'oversee', which means to supervise., Using 'overlook' with an incorrect preposition (e.g. 'overlook at something').Confusing with 'slip of the tongue', which means saying something unintentionally., Using in formal contexts where 'forget' is more appropriate.
Usage notesCommonly used when referring to missed details or ignoring responsibilities. Appropriate in both written and spoken English. Generally not used in very formal contexts.Used in casual conversations when discussing forgotten tasks or appointments. Not suitable for formal writing.

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Overlook
Slip your mind

Frequently asked questions: Overlook vs Slip your mind

What's the difference between Overlook and Slip your mind?

Overlook: To not notice something or to ignore it. Slip your mind: To forget something important

Which is more formal: Overlook and Slip your mind?

Overlook is the most formal of these.

Which is more common: Overlook and Slip your mind?

Overlook is the most common in everyday English.

Can you show an example of each?

Overlook: From the hilltop, you can overlook the entire city in the distance. Slip your mind: I meant to call you yesterday, but it completely slipped my mind.

Can I use Overlook and Slip your mind interchangeably?

Not always. Overlook and Slip your mind 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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