pumped vs pumped up

pumped and pumped up both are adjectives.

Word	Noun	Adjective	Verb	Adverb
pumped	No	Yes	No	No
pumped up	No	Yes	No	No

As adjectives, pumped and pumped up are synonyms defined as:

pumped and pumped up: tense with excitement and enthusiasm as from a rush of adrenaline

Other synonyms of pumped include pumped-up, wired.

pumped (adjective)	pumped up (adjective)
tense with excitement and enthusiasm as from a rush of adrenaline	tense with excitement and enthusiasm as from a rush of adrenaline