Answer:
I am the word that has three syllables and twenty six letters. What am I?
I hold two people together but touch only one.
I am a path between high natural masses; remove the first letter to get a path between man-made masses.
I fill a room but take no space.
The more it dries the wetter it gets. What is it?
At first, I am nothing. Add something to negate. Add again to oppose. Add again to find the time to draw. Add once more to find nobody at all.