Keen vs Acid - What's the difference?
keen | acid | Related terms |
showing a quick and ardent willingness or responsiveness, enthusiastic, eager; interested, intense.
vehement; fierce; as, a keen appetite.
* (rfdate),
* (rfdate), Shakespeare
sharp; having a fine edge or point.
* (rfdate) :
acute of mind; sharp; penetrating; having or expressing mental acuteness.
* (rfdate),
* (rfdate),
bitter; piercing; acrimonious; cutting; stinging; severe; as, keen satire or sarcasm.
* (rfdate)
piercing; penetrating; cutting; sharp; -- applied to cold, wind, etc,; as, a keen wind; the cold is very keen.
* (rfdate),
Enthusiastic
(US, informal, dated) Marvelous.
(UK) extremely low as to be competitive.
(obsolete) brave, courageous; bold, audacious.
(rare) To sharpen; to make cold.
* (rfdate), Thomson.
To utter a keen.
* (rfdate) Stuart Howard-Jones (1904-1974), Hibernia.'' Collected in ''The New Oxford Book of English Light Verse, 1978.
To utter with a loud wailing voice or wordless cry.
*
To mourn.
*
Sour, sharp, or biting to the taste; tart; having the taste of vinegar.
:
(lb) Sour-tempered.
*(Anthony Trollope) (1815-1882)
*:He was stern and his face as acid as ever.
*
*:Little disappointed, then, she turned attention to "Chat of the Social World," gossip which exercised potent fascination upon the girl's intelligence. She devoured with more avidity than she had her food those pretentiously phrased chronicles of the snobocracy […] distilling therefrom an acid envy that robbed her napoleon of all its savour.
Of or pertaining to an acid; acidic.
(lb) Denoting a musical genre that is a distortion (as if hallucinogenic) of an existing genre, as in acid house, acid jazz, acid rock.
A sour substance.
(chemistry) Any of several classes of compound having the following properties:-
# Any of a class of water-soluble compounds, having sour taste, that turn blue litmus red, and react with some metals to liberate hydrogen, and with bases to form salts.
# Any compound that easily donates protons; a
# Any compound that can accept a pair of electrons to form a covalent bond; a Lewis acid
(slang) lysergic acid diethylamide (LSD)
Keen is a related term of acid.
As adjectives the difference between keen and acid
is that keen is showing a quick and ardent willingness or responsiveness, enthusiastic, eager; interested, intense while acid is acid; sour; tart (having a sharp taste such as that of vinegar or a lemon).As nouns the difference between keen and acid
is that keen is a prolonged wail for a deceased person while acid is acid (a food with a sharp taste).As a verb keen
is (rare) to sharpen; to make cold or keen can be to utter a keen.keen
English
Etymology 1
From (etyl) . More at (l), (l).Alternative forms
* keene, kene (archaic)Adjective
(er)- Of full keen will.
- So keen and greedy to confound a man.
- That my keen knife see not the wound it makes.
- To make our wits more keen .
- Before the keen inquiry of her thought.
- Good father cardinal, cry thou amen to my keen curses.
- Breasts the keen air, and carols as he goes.
- 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 ."
- I just got this peachy keen new dress.
- keen prices
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 alsoDerived terms
* keen-witted * keen as mustard * keen on * keenly * keennessVerb
(en verb)- Cold winter keens the brightening flood.
Etymology 2
From (etyl) .Verb
(en verb)- Keen —meaning 'brisk'? Nay, here the Language warps:
'Tis singing bawdy Ballads to a Corpse.