Charge up and Step up

Charge up verb - Cause to be agitated, excited, or roused.

Step up and charge up are semantically related. in adjoin topic. In some cases you can use "Step up" instead a verb "Charge up", when it comes to topics like add to.

Step up verb - To make markedly greater in measure or degree.

Charge up and step up are semantically related. You can use "Charge up" instead a verb "Step up".