汗だく

1. Origins, structure, and basic meaning

• Structure: 汗だく(あせだく) describes being covered or drenched in sweat.
• Basic usage: It describes becoming drenched in sweat after running on a slope.
  • 坂道を走って汗だくになった。

2. Common pitfalls and similar expressions

• A change of state and a state during an action
  • 汗だくになる describes becoming drenched in sweat, while 汗だくで運ぶ describes carrying something while in that state.
• Degree of sweating
  • 汗をかく broadly means to sweat. 汗だく emphasizes sweating so much that the body is soaked.