I think it is the verb. Because the verb represents an action or a state of being.
The poem is very well written and it has lots of constructed words , which is something that I love . The ending it's firm and simple which I also love . I'm not good with titles , but well I'll try ... what about "My greatest fear" or something like "My darkest nightmare" .
Yes, obviously. You must always have your seatbelt on, not only because of safety precautions but also because of impacts. Like imagine that someone hits your car. You might not think that it hits that hard, but it would still push the car, pushing you. So yes.