keen

1
[ keen ]
/ kin /

adjective, keen·er, keen·est.

Origin of keen

1
before 900; 1930–35 for def 8; Middle English kene, Old English cēne; cognate with German kühn, Old High German chuoni bold, Old Norse kœnn wise, skillful

SYNONYMS FOR keen

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.

Related forms

keen·ly, adverbkeen·ness, noun
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Examples from the Web for keenness

British Dictionary definitions for keenness (1 of 2)

keen

1
/ (kiːn) /

adjective

Derived Forms

keenly, adverbkeenness, noun

Word Origin for keen

Old English cēne; related to Old High German kuoni brave, Old Norse koenn wise; see can 1, know

British Dictionary definitions for keenness (2 of 2)

keen

2
/ (kiːn) /

verb (intr)

to lament the dead

noun

a dirge or lament for the dead

Derived Forms

keener, noun

Word Origin for keen

C19: from Irish Gaelic caoine, from Old Irish coīnim I wail
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012