Synonym of sweat bullets (“to sweat profusely”).
sweat bullets
To sweat profusely; especially, to be very nervous or anxious.
sweat of one's brow
The effort extended in (often manual) labour, and the value created th …
sweat equity
An investment of labour, typically by the owner and often his or her f …
sweat the small stuff
To worry about petty issues or insignificant matters.