Tuesday word: Keen

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Tuesday, Dec. 4, 2018

Keen (adjective)
keen [keen]

adjective, keen·er, keen·est.
1. finely sharpened, as an edge; so shaped as to cut or pierce substances readily: a keen razor.
2. sharp, piercing, or biting: a keen wind; keen satire.
3. characterized by strength and distinctness of perception; extremely sensitive or responsive: keen eyes; keen ears.
4. having or showing great mental penetration or acumen: keen reasoning; a keen mind.
5. animated by or showing strong feeling or desire: keen competition.
6. intense, as feeling or desire: keen ambition; keen jealousy.
7. eager; interested; enthusiastic (often followed by about, on, etc., or an infinitive): She is really keen on going swimming.
8. Slang. great; wonderful; marvelous.

Synonyms
See more synonyms for jealous on Thesaurus.com
1, 4. See sharp.
2. cutting, bitter, caustic.
3. piercing, penetrating, acute.
4. discerning, acute, astute, sagacious, shrewd, clever.
5. See avid.
7. earnest, fervid.

Antonyms
1, 3, 4. dull.

Related forms
keen·ly , adverb
keen·ness , noun

Origin: before 900; 1930–35 for def. 8; Middle English kene, Old English cene; cognate with German kühn, Old High German chuoni bold, Old Norse kœnn wise, skillful

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