2. deck, adorn, decorate, grace, embellish, beautify -- (be beautiful to look at; "Flowers adorned the tables everywhere")
3. decorate, adorn, grace, ornament, embellish, beautify -- (make more attractive by adding ornament, colour, etc.; "Decorate the room for the party"; "beautify yourself for the special day")
4. fancify, beautify, embellish, prettify -- (make more beautiful)