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

However, a lot more work is needed to understand for how long the moon could generate a dynamo, and how much that dynamo’s activity varied, Nichols added in an email. — Jacopo Prisco, CNN Money, 29 Sep. 2026

And Farley was wild, crashing through tables, cramming himself into ungainly costumes, and going full red-faced dynamo mode all in pursuit of every last laugh in the building. — Dennis Perkins, Entertainment Weekly, 26 Sep. 2026

There's just a relentless kind of dynamo energy here that's inspiring to be around. — ABC News, 23 Sep. 2026

Two seasons in, the massively expensive Amazon show and passion project of Jeff Bezos himself is critically liked but not exactly the ratings dynamo the service probably would have wanted given the series’ reported $1 billion investment. — Josef Adalian, Vulture, 10 Sep. 2026