Answer:
What gets bigger the more you take away from it?
Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?
They are Dark, and always on the run. without the sun, would be none!
The more you have of me, the less you see. Who am I?
What has a foot but no leg?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.