1. Possessing or exerting or displaying energy
   "an energetic fund raiser for the college"; "an energetic group of hikers"; "it caused an energetic chemical reaction" 
2. Working hard to promote an enterprise
   - gumptious, industrious, up-and-coming

See also: active, alert, brisk, canty [UK, dialect], driving, dynamic, dynamical, energetically, energy, enterprising, go-getting, high-energy, indefatigable, lively, merry, physical, rattling, snappy, spanking, spirited, strenuous, tireless, unflagging, unwearying, vigorous, zippy

Antonym: lethargic

Encyclopedia: Energetic

• extort
• extortion
• extortionate
• extortionately
• extortioner
• extortionist
• extra
• extra cover
• extra dividend
• extra innings
• extra large
• extra point
• extra time
• extracapsular surgery
• extracellular
• extracellular fluid
• extract
• extractable
• extractible
• extraction
• extractive
• extractor
• extracurricular
• extracurricular activity
• extraditable