Pretty smart vs Sharp

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

Pretty smart

InformalTop 5,000 (fairly common)

Sharp

Top 1,000 (very common)B1adjective
Most formal: SharpMost common: Sharp
 Pretty smartSharp
Pronunciation🇬🇧 //ˈprɪti smɑːt//🇺🇸 //ˈprɪti smɑrt//🇬🇧 /["/ʃɑːp/"]/🇺🇸 /["/ʃɑːrp/"]/
MeaningVery intelligent or clever.Having a thin edge or point that can cut things.
ExampleShe's not just smart; she's pretty smart when it comes to math.The knife is sharp enough to cut through meat easily.
RegisterInformalNeutral
How commonTop 5,000 (fairly common)Top 1,000 (very common)
CEFR level-B1
Part of speechadjective
Collocationspretty smart idea, pretty smart decision, pretty smart movebe, feel, look, extremely, fairly, very, as sharp as a razor, be, extremely, fairly, very, be, feel, look, extremely, fairly, very, as sharp as a razor, be, seem, stay, extremely, fairly, very, be, sound, extremely, fairly, very, with, be, sound, extremely, fairly, very, with
Antonyms-blunt, dull
Common mistakesConfusing with 'pretty' as just 'difficult' instead of 'very', Using in overly formal situations, Misplacing 'smart' meaning it's only book-smartConfused with 'sharper' as a noun instead of as an adjective., Used to describe something that is not related to cutting, like 'sharp' for taste., Incorrectly said as 'sharped' instead of just 'sharp'.
Usage notesCommonly used in informal contexts to compliment someone's intelligence. Avoid in formal writing.Use 'sharp' when describing knives, tools, or things that can cut. Not typically used for emotional or social contexts, where 'sharp' might imply intelligence instead.

See it in real clips

Pretty smart
Sharp

Frequently asked questions: Pretty smart vs Sharp

What's the difference between Pretty smart and Sharp?

Pretty smart: Very intelligent or clever. Sharp: Having a thin edge or point that can cut things.

Which is more formal: Pretty smart and Sharp?

Sharp is the most formal of these.

Which is more common: Pretty smart and Sharp?

Sharp is the most common in everyday English.

Can you show an example of each?

Pretty smart: She's not just smart; she's pretty smart when it comes to math. Sharp: The knife is sharp enough to cut through meat easily.

Can I use Pretty smart and Sharp interchangeably?

Not always. Pretty smart and Sharp 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.

Related comparisons