campaign
auction
booth
anonymous
expose
a series of planned activities that are intended to achieve a particular social, commercial or political aim
to show something that is usually hidden synonym reveal
a small place with walls or sides where you can do something privately, for example make a phone call or vote
(of a person) with a name that is not known or that is not made public
a public sale in which things are sold to the person who offers the most money for them