What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Keen vs Happy - What's the difference?

keen | happy |

As adjectives the difference between keen and happy

is that keen is showing a quick and ardent willingness or responsiveness, enthusiastic, eager; interested, intense while happy is experiencing the effect of favourable fortune; having the feeling arising from the consciousness of well-being or of enjoyment; enjoying good of any kind, as peace, tranquillity, comfort; contented; joyous.

As a verb keen

is to sharpen; to make cold.

As a noun keen

is a prolonged wail for a deceased person.

keen

English

Etymology 1

From (etyl) . More at (l), (l).

Alternative forms

* keene, kene (archaic)

Adjective

(er)
  • showing a quick and ardent willingness or responsiveness, enthusiastic, eager; interested, intense.
  • vehement; fierce; as, a keen appetite.
  • * (rfdate),
  • Of full keen will.
  • * (rfdate), Shakespeare
  • So keen and greedy to confound a man.
  • sharp; having a fine edge or point.
  • * (rfdate) :
  • That my keen knife see not the wound it makes.
  • acute of mind; sharp; penetrating; having or expressing mental acuteness.
  • * (rfdate),
  • To make our wits more keen .
  • * (rfdate),
  • Before the keen inquiry of her thought.
  • bitter; piercing; acrimonious; cutting; stinging; severe; as, keen satire or sarcasm.
  • * (rfdate)
  • Good father cardinal, cry thou amen to my keen curses.
  • piercing; penetrating; cutting; sharp; -- applied to cold, wind, etc,; as, a keen wind; the cold is very keen.
  • * (rfdate),
  • Breasts the keen air, and carols as he goes.
  • Enthusiastic
  • I'm keen to learn another language.
    I'm keen on learning another language.
    I'm keen on languages.
    I'm keen about learning languages.
    I'm keen for help.
    ''"Do you want to learn another language?" / "I'm keen ."
  • (US, informal, dated) Marvelous.
  • I just got this peachy keen new dress.
  • (UK) extremely low as to be competitive.
  • keen prices
  • (obsolete) brave, courageous; bold, audacious.
  • Usage notes
    * Keen is often used in the composition of words, most of which are of obvious signification; as, keen-edged, keen-eyed, keen-sighted, keen-witted, etc.
    Synonyms
    * prompt; eager; ardent; sharp; acute; cutting; penetrating; biting; severe; sarcastic; satirical; piercing; shrewd. * See also
    Derived terms
    * keen-witted * keen as mustard * keen on * keenly * keenness

    Verb

    (en verb)
  • (rare) To sharpen; to make cold.
  • * (rfdate), Thomson.
  • Cold winter keens the brightening flood.

    Etymology 2

    From (etyl) .

    Noun

    (en noun)
  • A prolonged wail for a deceased person.
  • * '>citation
  • Verb

    (en verb)
  • To utter a keen.
  • * (rfdate) Stuart Howard-Jones (1904-1974), Hibernia.'' Collected in ''The New Oxford Book of English Light Verse, 1978.
  • Keen —meaning 'brisk'? Nay, here the Language warps:
    'Tis singing bawdy Ballads to a Corpse.
  • To utter with a loud wailing voice or wordless cry.
  • *
  • To mourn.
  • *
  • Anagrams

    * ----

    happy

    English

    Adjective

    (er)
  • Experiencing the effect of favourable fortune; having the feeling arising from the consciousness of well-being or of enjoyment; enjoying good of any kind, as peace, tranquillity, comfort; contented; joyous.
  • * 1769 , Oxford Standard text, , 144, xv,
  • Happy' is that people, that is in such a case: yea, ' happy is that people, whose God is the LORD.
  • * 1777 , (Alexander Pope), An Essay on Man in Four Epistles: Argument of Epistle II'', in ''The Poetical Works of Alexander Pope, Esq , Volume III, page 26,
  • The learn'd is happy' nature to explore, / The fool is ' happy that he knows no more ;
    Music makes me feel happy .
  • Favored by luck or fortune; lucky.
  • * 1661 , (Robert Boyle), (The Sceptical Chymist) , 2006, Elibron Classics (imprint), page 227,
  • I may presume that what I have hitherto discoursed will induce you to think, that chymists have been much more happy in finding experiments than the causes of them; or in assigning the principles by which they may best be explained.
  • Dexterous; ready; apt; felicitous.
  • * 1761 , (Jonathan Swift), A Complete Collection of Genteel and Ingenious Conversation'': Introduction, in ''The works of Dr Jonathan Swift , Volume VII, page 246,
  • For instance, one lady can give an an?wer better than a?k a que?tion : one gentleman is happy at a reply ; another excels in a rejoinder : one can revive a langui?hing conver?ation by a ?udden ?urpri?ing ?entence ;.
  • Content, satisfied (with or to do something); having no objection (to something).
  • Are you happy to pay me back by the end of the week?
    Are you happy with your internet service provider?
  • (As a suffix to a noun) favouring or inclined to use, as in trigger-happy.
  • * {{quote-news
  • , year=2012 , date=August 21 , author=Jason Heller , title=The Darkness: Hot Cakes (Music Review) , work=The Onion AV Club citation , page= , passage=“Baby, I was a loser / Several years on the dole / An Englishman with a very high voice / Doing rock ’n’ roll,” sings falsetto-happy frontman Justin Hawkins at the start of “Every Inch Of You,” Hot Cakes ’ opener.}}

    Usage notes

    * Said of expedients, efforts, ventures, omens, etc. * (experiencing the effect of favorable fortune) Said of people, hours, thoughts, times, etc.

    Synonyms

    * (favored by luck) lucky, fortunate, prosperous, cheerful, content, delighted, elated, exultant, orgasmic See

    Antonyms

    * sad * unhappy * unpleasant, displeasing, unenjoyable

    Derived terms

    * happify * happily * happiness * happy as a lark * happy as a pig in shit * happy as Larry * happy bunny * happy chappy * happy-clappy * happy families * happy family * happy-go-lucky * happy hour * happy slapping * happy talk * slap-happy * trigger-happy