no
It would never be a volcano
The smallest neighbor would be the Vatican City inside of Rome.
That would be an extinct volcano.
You find them on the side of a volcano.
The common noun for "Mayon Volcano" would be just "volcano."
No, it would be impossable for Mount Everest to become a volcano, to be a volcano it would need to start life as one.
The closest southern neighbor would be Mexico.
It is not a peak but a volcano; that would be the Popocatepetl volcano.
I would say that the Loihi Volcano is dormant but also it another type of volcano . That i forgot the name of .
Volcanoes is plural. The singular would be volcano and the possessive would be volcano's.
I would say that volcano is science because all volcano is in the area of the science position.
The best gift for your neighbor is something he or she can use. If your neighbor loves coffee, get him or her a cute coffee mug. If your neighbor enjoys gardening, a good gift would be annual flowers or bulbs.