To dress up

to dress elaborately, artificially, or pompously.

See also: Dress

References in periodicals archive ?
Grown-ups, on the other hand, sometimes like to dress up as nurses or schoolgirls.
If you want to dress up the skewers a bit, cut a couple of nectarines into quarters and add two quarters to each skewer.
J) goes to dress ups closet and hides his eyes while (D) hides the rocks in the dress ups.