Synonym: acute, bright, clever, cutting, exact, fine, quick, sharp, sharp-witted, smart. Antonym: blunt, dull, obtuse. Similar words: teen, queen, green, keep, screen, between, in the end, teenage. Meaning: [kɪːn] 
n. a funeral lament sung with loud wailing. v. express grief verbally. adj. 1. having or demonstrating ability to recognize or draw fine distinctions 2. intense or sharp 3. very good 4. as physically painful as if caused by a sharp instrument 5. having a sharp cutting edge or point.
n. a funeral lament sung with loud wailing. v. express grief verbally. adj. 1. having or demonstrating ability to recognize or draw fine distinctions 2. intense or sharp 3. very good 4. as physically painful as if caused by a sharp instrument 5. having a sharp cutting edge or point. 
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(1) He always funked when competition grew too keen.
(2) We are keen that Britain should get involved too.
(3) She's very keen to learn about Japanese culture.
(4) He told Hayling that he was keen to help.
(5) Eagles have very keen eyesight.
(6) Dogs have a keen sense of smell.
(7) Mrs. Miller is very keen on art.
(8) I'm not keen to go again.
(9) He was a man of keen perception.
(10) Prince Charles is a keen polo player.
(11) I'm dead keen on Chinese paintings.
(12) She was keen to exploit her discovery commercially.
(13) John was very keen to help.
(14) This knife is very keen.
(15) I wasn't too keen on going to the party.
(16) He's mad keen on football.
(17) A keen north wind was blowing.
(18) Companies are increasingly keen to contract out peripheral activities like training.
(19) Officials were keen to discern how much public support there was.
(20) McCartney was also keen to write in a classical idiom[sentencedict.com/keen.html], rather than a pop one.
(21) Ministers are as keen as ever to wrap their activities in a shroud of secrecy.
(22) I am a very keen runner and am out training most days.
(23) He is keen to weed out the many applicants he believes may be frauds.
(24) He is very keen to reach agreement with the US on reducing long-range nuclear missiles.
(25) Firms are now keen to hold on to the people they recruit.
(26) The Government was keen for people to get married rather than shack up.
(27) Nobody was keen to take on such a thankless task.
(28) He became a keen golfer after his retirement from politics.
(29) To be quite truthful with you, I'm not very keen on this colour.
(30) Doctors are short of time to listen and are therefore keen to dish out drugs whenever they can.
More similar words: teen, queen, green, keep, screen, between, in the end, teenage, fifteen, keep to, keep up, keep on, keep off, teenager, keep down, keep away, by the end of, at the end of, screening, keep out of, keep back, keep from, keep in mind, take effect, keep up with, keep an eye on, keep in touch, keep pace with, free enterprise, keep company with.