energetic

adjective

en·​er·​get·​ic ˌe-nər-ˈje-tik 

1

: operating with or marked by vigor or effect

2

: marked by energy : strenuous

an energetic walk

3

: of or relating to energy

energetically

ˌe-nər-ˈje-ti-k(ə-)lē 

adverb

Synonyms

• dynamic
• flush
• gingery
• lusty
• peppy
• red-blooded
• robust
• vigorous
• vital

Choose the Right Synonym for energetic

vigorous, energetic, strenuous, lusty, nervous mean having or showing great vitality and force.

vigorous further implies showing no signs of depletion or diminishing of freshness or robustness.

as vigorous as a youth half his age

energetic suggests a capacity for intense activity.

an energetic campaigner

strenuous suggests a preference for coping with the arduous or the challenging.

the strenuous life on an oil rig

lusty implies exuberant energy and capacity for enjoyment.

a lusty appetite for life

nervous suggests especially the forcibleness and sustained effectiveness resulting from mental vigor.

full of nervous energy

Examples of energetic in a Sentence

She has an energetic personality.

The children are energetic workers.

They mounted an energetic campaign.

Recent Examples on the Web

Astronomers analyzing data from the James Webb Space Telescope (JWST) have uncovered a population of tiny, energetic galaxies that may have been key players in clearing the cosmic fog that shrouded the universe after the Big Bang. —Sharmila Kuthunur, Space.com, 19 June 2025

Greer, a part of a energetic, muscular fourth line, signed as a free agent on July 1, 2024. READ MORE: Why the Panthers made sure first-time Cup winners got to celebrate first 12: Jonah Gadjovich, LW/RW. —David J. Neal, Miami Herald, 18 June 2025

They are characterized by energetic mark-making, a profound understanding of color, and complex, absorbing compositions. —Chadd Scott, Forbes.com, 18 June 2025

The ceremony made an awkward start when during an energetic dance sequence between the co-hosts, British actor Ricky Whittle and French singer Shy’m, the latter suffered a wardrobe malfunction (à la Janet Jackson at the Super Bowl). —Leo Barraclough, Variety, 17 June 2025

Word History

Etymology

Greek energētikos, from energein to be active, from energos

First Known Use

1700, in the meaning defined at sense 2

Phrases Containing energetic

• hyper-energetic

Rhymes for energetic

• alphabetic
• anaesthetic
• anesthetic
• antithetic
• apathetic
• arithmetic
• cybernetic
• diabetic
• dietetic
• diuretic
• empathetic
• geodetic

Kids Definition

energetic

adjective

en·​er·​get·​ic ˌen-ər-ˈjet-ik 

: having or showing energy : active

an energetic salesperson

energetically

-ˈjet-i-k(ə-)lē 

adverb

Medical Definition

energetic

adjective

en·​er·​get·​ic ˌen-ər-ˈjet-ik 

: of or relating to energy

energetic equation