Verb: smarten up
- Make neat, smart, or trim
"smarten up your house for Spring";
- spruce up, spruce, titivate, tittivate [rare], slick up [N. Amer], spiff up [N. Amer, informal], smarten
- Dress and groom with particular care, as for a special occasion
"He smartened up for the party";
- spruce up, spruce, slick up [N. Amer], smarten
Derived forms: smartened up, smartens up, smartening up