What is another word for broke a sweat?
Pronunciation: [bɹˈə͡ʊk ɐ swˈɛt] (IPA) 
When it comes to describing physical exertion and perspiration, there's a wealth of synonyms available to replace the familiar phrase "broke a sweat." You might say someone "worked up a lather," "busted a move," "got their heart racing," or "went all out" to describe their efforts. Other creative options include saying they "dripped with exertion," "heaved with effort," or "breathed heavily." For those who want to emphasize how hard someone worked, you could say they "labored intensively," "struggled mightily," or "pushed themselves to the limit." Whether you use a well-known phrase or come up with your own, there are plenty of ways to describe sweating after a tough workout or activity.
