Pumped up and Work up

Pumped up adjective - Tense with excitement and enthusiasm as from a rush of adrenaline.

Work up and pumped up are semantically related. in activate topic. In some cases you can use "Work up" instead a verb "Pumped up", when it comes to topics like energize.

Work up verb - To produce or bring about especially by long or repeated effort.

Pumped up and work up are semantically related. Sometimes you can replace term "Pumped up" with "Work up", this phrasal verbs are similar.