keen
1. [ adjective ] having or demonstrating ability to recognize or draw fine distinctions
Synonyms: sharp penetrating incisive acute knifelike piercing penetrative discriminating
Examples:

"an acute observer of politics and politicians" "incisive comments" "icy knifelike reasoning" "as sharp and incisive as the stroke of a fang" "penetrating insight"

Related terms: perceptive
2. [ verb ] express grief verbally
Synonyms: lament
Examples:

"we lamented the death of the child"

Related terms: express_emotion lament dirge mourner grieve
3. [ adjective ] as physically painful as if caused by a sharp instrument
Synonyms: knifelike piercing stabbing cutting
Examples:

"a cutting wind" "keen winds" "knifelike cold" "piercing knifelike pains" "piercing cold" "piercing criticism" "a stabbing pain" "lancinating pain"

Related terms: sharp
4. [ adjective ] (informal) very good
Synonyms: great swell bully groovy cracking corking peachy neat nifty not_bad slap-up dandy smashing cool bang-up
Examples:

"a bully pulpit" "a neat sports car" "had a great time at the party" "you look simply smashing"

Related terms: colloquialism good
5. [ adjective ] very penetrating and clear and sharp in operation
Synonyms: sharp incisive
Examples:

"an incisive mind" "a keen intelligence" "of sharp and active intellect"

Related terms: intelligent
6. [ adjective ] intense or sharp
Synonyms: exquisite
Examples:

"suffered exquisite pain" "felt exquisite pleasure"

Related terms: intense
7. [ adjective ] having a sharp cutting edge or point
Examples:

"a keen blade"

Related terms: sharp
8. [ adjective ] as physically painful as if caused by a sharp instrument
Synonyms: knifelike lancinate lancinating piercing stabbing cutting
Examples:

"a cutting wind" "keen winds" "knifelike cold" "piercing knifelike pains" "piercing cold" "piercing criticism" "a stabbing pain" "lancinating pain"

Related terms: sharp
9. [ noun ] Last name, frequency rank in the U.S. is 1624
10. [ noun ] (Irish) a funeral lament sung with loud wailing
Related terms: dirge Ireland
Similar spelling:   Keeny
  Keene
  Keena
  Ken
  Keeney
  keno
  Kena
  kean
  Keown
  Kenya
  Kenny
  Kenna
  Kenia
  Keehn
  Keane
  Kenney
  Keaney
  Keim