wet / whet are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
wet: (verb) cause to become wet. (verb) make one's bed or clothes wet by urinating. (adjective) covered or soaked with a liquid such as water. (adjective) containing moisture or volatile components. (adjective) supporting or permitting the legal production and sale of alcoholic beverages. (adjective) producing or secreting milk. (adjective) consisting of or trading in alcoholic liquor.
whet: (verb) make keen or more acute. (verb) sharpen by rubbing, as on a whetstone.
wet: w·EH·t
whet: w·EH·t
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)