Build up and Juice up

Build up verb - To become greater in extent, volume, amount, or number.

Juice up and build up are semantically related In some cases you can use "Juice up" instead a verb "Build up".

Juice up verb - To give life, vigor, or spirit to.

Build up and juice up are semantically related in activate topic. Sometimes you can use "Build up" instead a verb "Juice up", if it concerns topics such as energize.