Kiosk and Polling booth

Kiosk noun - A freestanding airy structure in a scenic setting (as a park) typically offering commanding views.

Polling booth and kiosk are semantically related. In some cases you can replace phrase "Polling booth" with "Kiosk", this terms are similar.

Polling booth noun - A temporary booth in a polling place which people enter to cast their votes.

Kiosk and polling booth are semantically related. Sometimes you can use "Kiosk" instead a noun phrase "Polling booth".