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English word:    
perk   up  

perk up

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perk up in WordNet English dictionary

verb
  1. cause to be alert and energetic
    "Coffee and tea stimulate me"; "This herbal infusion doesn't stimulate"
    stimulate  arouse  brace  energize  energise  perk up 
  2. gain or regain energy
    "I picked up after a nap"
    perk up  perk  percolate  pick up  gain vigor 
WordNet Lexical Database v3.0, © 2006 Princeton University


perk up in English Wiktionary

 
  1. (verb) To become more lively or enthusiastic or upright.
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