Answer:
What begins to die on a wedding day?
You might accuse someone living with a stolen identity of being this.
You feel this sensation when you are dehydrated.
You could do this to a motion, see it on a watch, or place this in a race.
Before Mount Everest was discovered, what was the highest mountain on Earth?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?