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keen

keen

57 2.8
Having a quick, clear mind that notices small details
  • adjective
  • /kiːn/
translation icon : perspicaz
  • With his keen perception, he quickly noticed the mistakes in the report.
  • a keen eye
  • a keen sense
  • keen insight

Our senses are not very keen, our teeth are not very sharp.

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Examples

  • You got a keen eye for this.

  • Although she had made friends with several, she had a keen eye for the foibles.

    Fiction book (1997)
  • You have a keen eye.

  • Taylor had, above everything else, a keen sense of history and his place in it.

    Fiction book (1991)
  • So you seem to be a keen observer of the human condition.

  • You have a keen sense of humor.

  • You have a very keen investigative mind.

  • I think storytellers have a keen eye for what's beneath the surface.

  • The AHE students were keen to change the trajectory of their early life experiences and socialization.

    Academic text (2015)
  • He was a brilliant horseman and patron of the arts, and a keen chess player.

Synonyms

sharp
vskeen
152 3.3

Quick at noticing small details and understanding things

emphasizes spotting subtle distinctions rather than just mental quickness
perceptive
vskeen
43 5.5

Quick to notice or understand small details and meaning

focuses more on detecting very subtle differences rather than broad accuracy
astute
vskeen
40 6.9

Good at understanding a situation quickly and using it to get an advantage

is more about noticing subtle details for their own sake rather than for advantage
observant
vskeen
35 3.9

Quick to notice small details and things around you

is more about distinguishing subtle differences than general attentive noticing
acute
vskeen
21 4.1

Able to notice and understand things quickly

is more focused on detecting very subtle differences than general insight
discerning
vskeen
20 6.7

Able to notice small details and make good choices

focuses more on simply spotting subtle details than on judging quality
incisive
vskeen
  • Formal
8 6.8

Showing a clear, deep understanding and explaining ideas sharply

is more focused on noticing subtle details than on clear expression
sharp as a tack
vskeen
  • Informal
5 6.7

Able to understand new things very quickly

is more about detecting tiny differences rather than informal high intelligence
penetrating
vskeen
3 5.4

Quick to understand and notice important details

is more about detecting tiny external details rather than deep analysis
sharp-eyed
vskeen
3 4.1

Able to see small things and notice small changes quickly

focuses more on noticing subtle differences across senses, not only vision
2 6.2

Showing good taste and the ability to notice small differences in quality

focuses more on telling tiny differences generally not only about taste
perspicacious
vskeen
  • Formal
1 9.8

Able to notice and understand things that are not obvious

leans more toward noticing tiny differences rather than deep hidden meanings
percipient
vskeen
  • Formal
1 9.2

Able to notice and understand things quickly

emphasizes distinguishing very small details rather than general quick comprehension
piercing
vskeen
1 6.3

A person who notices and understands things quickly and deeply

is more limited to spotting tiny outward differences rather than deep insight
keen-eyed
vskeen
1 5.8

Able to see small details clearly

focuses more on detecting subtle differences in general, not just visual ones
penetrative
vskeen
7.5

Understands things quickly and deeply

focuses on noticing small observable differences rather than deep understanding
sharp-sighted
vskeen
5.2

Quick to notice and understand small details

leans more toward distinguishing very delicate differences rather than general alertness
quick-sighted
vskeen
6.0

Quick to notice small changes or details that others miss

focuses more on separating tiny differences rather than just quick noticing
knifelike
vskeen
6.8

Thinking or words that are very sharp and hurt people quickly

is less about being cutting or fierce and more about subtle noticing
clear-sighted
vskeen
4.7

A person or animal that can see clearly, even far away

is more about perceiving subtle nonvisual details rather than only vision
keen-sighted
vskeen
5.9

Seeing very well even from far away

is more about noticing tiny local differences rather than distant vision abilities

Antonyms

46 4.4

Not interested or showing no strong feeling about something

obtuse
  • Offensive
14 7.4

Slow to understand what other people mean

Compounds

7 4.1

An ability to notice small details that others miss

Noticing small details and understanding what they mean

1 5.8

Able to see small details clearly

5.1

A very strong sense of smell that notices faint scents

Seeing very well even from far away

How Perceptive

insightful
79 5.7
astute
40 6.9
perceptive
43 5.5
keen
57 2.8
observant
35 3.9

Surface Forms

keen positive
keener comparative
keenest superlative

Etymology

Keen developed from the same old English root meaning 'sharp', so a keen mind is like a sharp tool that notices small details quickly.