“Get your ducks in a row” means to get organized before acting. Here is the likely image behind it and how to use it naturally.

“Have skin in the game” means having a real stake in an outcome. Here is where the expression comes from and how people use it today.

Enervate means to weaken or drain energy. Energize means to give energy or enthusiasm. Here is how to use each one clearly.

Casual means relaxed or informal. Causal relates to cause and effect. Here is how to choose the right word every time.