Smarten up and Tidy up

Smarten up verb - Dress and groom with particular care, as for a special occasion.

Tidy up and smarten up are semantically related. In some cases you can use "Tidy up" instead a verb "Smarten up".

Tidy up verb - To make a place neat and orderly by removing extraneous stuff.

Smarten up and tidy up are semantically related. Sometimes you can use "Smarten up" instead a verb "Tidy up".