pep up vs ginger up

pep up and ginger up both are verbs.

Word	Noun	Adjective	Verb	Adverb
pep up	No	No	Yes	No
ginger up	No	No	Yes	No

As verbs, pep up and ginger up are synonyms defined as:

Other synonyms of pep up include jazz up, juice up.

pep up (verb)	ginger up (verb)
make more interesting or lively	make more interesting or lively
spur on or encourage especially by cheers and shouts