energetic

Energetic describes someone who has lots of get-up-and-go. When you decide to jog alongside the bus instead of taking it to work, you are energetic — so energetic that it tires the rest of the commuters out just watching you.

Energetic comes from the Greek, energetikos, meaning “active.” When you are energetic, you're active with enthusiasm and excitement to spare. Energetic describes those little kids you babysit, who never sit still and force you to play hide and seek. Energetic can also mean a powerful focused effort, where you work hard to achieve something. The energetic bond between the men was formed after months of training together in the military.

Definitions of energetic
  1. adjective
    possessing or exerting or displaying energy
    “an energetic fund raiser for the college”
    “an energetic group of hikers”
    “it caused an energetic chemical reaction”
    Synonyms:
    active
    characterized by energetic activity
    lively
    full of life and energy
    dynamic, dynamical
    characterized by action or forcefulness or force of personality
    physical
    characterized by energetic bodily activity
    alert, brisk, lively, merry, rattling, snappy, spanking, zippy
    quick and energetic
    canty
    lively and brisk
    driving
    acting with vigor
    high-energy
    providing a relatively large amount of energy upon undergoing a chemical reaction
    indefatigable, tireless, unflagging, unwearying
    showing sustained enthusiastic action with unflagging vitality
    strenuous
    characterized by or performed with much energy or force
    vigorous
    characterized by forceful and energetic action or activity
    enterprising
    marked by imagination, initiative, and readiness to undertake new projects
    spirited
    displaying animation, vigor, or liveliness
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    Antonyms:
    lethargic, unenergetic
    deficient in alertness or activity
    inactive
    not active physically or mentally
    dazed, foggy, groggy, logy, stuporous
    stunned or confused and slow to react (as from blows or drunkenness or exhaustion)
    dreamy, lackadaisical, languid, languorous
    lacking spirit or liveliness
    listless
    lacking zest or vivacity
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  2. adjective
    working hard to promote an enterprise
    synonyms: gumptious, industrious, up-and-coming
    enterprising
    marked by imagination, initiative, and readiness to undertake new projects
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