| Italian volcano |
| European country capital |
| Active types |
| Active military conflicts |
| European mountains |
| Active, masculine force |
| Inactive, as gases |
| ActiveHybrid 750i maker |
| Pixar short about two volcanoes in love screened before "Inside Out |
| Abandoned European capital |
| European |
| Active volcano |
| Active |
| Unattractive fruit |
| Aggressively active |
| Boot-shaped European country |
| Unreactive gas |
| Active beginning? |
| Europeans |
| Radio-active trucker? |
| Attractively old-fashioned |
| European triumvirate |
| Home of the Western Hemisphere's tallest hotel |
| Indo-European |
| European forest denizen |
| Inactive |
| Active Sicilian volcano |
| Active volcano in Sicily |
| Ancient Indo-Europeans |
| European capital that houses the Universal Postal Union |