Synonyms of dynamo

dynamo

noun

ˈdī-nə-ˌmō 

as in pistol

a very energetic person

a dynamo who barely needs to sleep, or so it seems

Synonyms & Similar Words

• pistol
• powerhouse
• fireball
• achiever
• live wire
• self-starter
• hustler
• go-getter
• doer
• go-ahead
• highflier
• hummer
• enterpriser
• comer
• bootstrapper
• dasher

Antonyms & Near Antonyms

• idler
• loafer
• trifler
• dawdler
• slacker
• lounger
• slug
• shirker
• do-nothing
• slouch
• drone
• goldbrick
• deadbeat
• couch potato
• lazybones
• sluggard
• clock-watcher
• laggard
• layabout
• loiterer
• slowpoke
• lingerer
• slugabed
• stick-in-the-mud
• dallier

Example Sentences

Recent Examples of dynamo

The first choreographer for the Dallas Cowboys Cheerleaders was a chain-smoking dynamo named Texie Waterman, who’d made a run at New York stages before returning to her hometown to teach dance. — Sarah Hepola, Dallas Morning News, 8 Apr. 2026

Article continues below Some scientists had wondered whether the sun's magnetic dynamo was situated in a narrow near-surface layer, or perhaps extends throughout the entire convective layer. — Keith Cooper, Space.com, 26 Mar. 2026

Gillis was omnipresent at her son’s Detroit events — a small dynamo of a woman who was always around for big moments at his Third Man Records complex and backstage at his shows, going back to his White Stripes days in the ’90s and ’00s. — Brian McCollum, Freep.com, 15 Mar. 2026

In recent days, OpenAI signed a Mountain View lease that will enable the artificial intelligence dynamo to launch a big expansion into the South Bay. — George Avalos, Mercury News, 2 Mar. 2026