WHET

whet
verb
verb: whet; 3rd person present: whets; past tense: whetted; past participle: whetted; gerund or present participle: whetting

1.
sharpen the blade of (a tool or weapon).
“her husband is whetting his knife”
synonyms:    sharpen, hone, put an edge on, strop, grind, file; More
rareedge, acuminate
“he whetted his knife on a stone”
antonyms:    blunt
2.
excite or stimulate (someone’s desire, interest, or appetite).
“here’s an extract to whet your appetite”
synonyms:    stimulate, excite, arouse, rouse, kindle, trigger, spark, quicken, waken, stir, inspire, animate, fan, fuel, fire, activate, incite, titillate, tempt, galvanize, prompt, strengthen, intensify More
“is that enough to whet your appetite?”
antonyms:    dull, spoil

noun
archaic
noun: whet; plural noun: whets
1.
a thing that stimulates appetite or desire.
“he swallowed his two dozen oysters as a whet”
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tr.v. whetted, whetting, whets
1. To sharpen (a knife, for example); hone.
2. To make more keen; stimulate: The frying bacon whetted my appetite.

n.
Something that whets the appetite or desire.
[Middle English whetten, from Old English hwettan.]
http://ahdictionary.com/word/search.html?q=whet
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whet
transitive verb
: to make (something, such as a person’s appetite or curiosity) sharper or stronger

Full Definition of WHET
1
:  to sharpen by rubbing on or with something (as a stone) <whet a knife>
2
:  to make keen or more acute :  excite, stimulate <whet the appetite> <whetted her curiosity>

Examples of WHET
We had some wine to whet our appetites.
The ads are trying to whet booksellers’ interest.

whet
noun
Definition of WHET
1
dialect
a :  a spell of work done with a scythe between the time it is sharpened and the time it needs to be sharpened again
b :  time, while
2
:  something that sharpens or makes keen:
a :  goad, incitement
b :  appetizer; also :  a drink of liquor

http://www.merriam-webster.com/dictionary/whet