Verb has 2 senses

• pep up(v = verb.communication) barrack, cheer, exhort, inspire, root on, urge, urge on - spur on or encourage especially by cheers and shouts; "The crowd cheered the demonstrating strikers"


Sample sentence:
Somebody ----s somebody

• pep up(v = verb.change) ginger up, jazz up, juice up - make more interesting or lively; "juice up a party"; "pep up your paper"

Sample sentences:
Somebody ----s something
Something ----s something