jolly along vs cheer up

jolly along and cheer up both are verbs.

Word	Noun	Adjective	Verb	Adverb
jolly along	No	No	Yes	No
cheer up	No	No	Yes	No

As verbs, jolly along and cheer up are synonyms defined as:

jolly along and cheer up: cause (somebody) to feel happier or more cheerful

Other synonyms of jolly along include cheer, jolly up.

jolly along (verb)	cheer up (verb)
cause (somebody) to feel happier or more cheerful	become cheerful
	cause (somebody) to feel happier or more cheerful