adorn [adorned, adorning, adorns](to make more beautiful and attractive; to decorate) verb [UK: ə.ˈdɔːn] [US: ə.ˈdɔːrn]On Christmas, the city streets are adorned with beautiful lights and decorations. = En Navidades, las calles de las ciudades se engalanan con luces y adornos bonitos.
engalanarse verb
dress up(to put on special or fancy clothes) verb [UK: dres ʌp] [US: ˈdres ʌp]