spruce up vs smarten up

spruce up and smarten up both are verbs.

Word	Noun	Adjective	Verb	Adverb
spruce up	No	No	Yes	No
smarten up	No	No	Yes	No

As verbs, spruce up and smarten up are synonyms defined as:

spruce up and smarten up: dress and groom with particular care, as for a special occasion

Other synonyms of spruce up include slick up, spruce.

As verbs, spruce up and smarten up are synonyms defined as:

Other synonyms of spruce up include slick up, spiff up, spruce, titivate, tittivate.

spruce up (verb)	smarten up (verb)
dress and groom with particular care, as for a special occasion	dress and groom with particular care, as for a special occasion
make neat, smart, or trim	make neat, smart, or trim