Answer:
When you take away the whole from me there is always some left.
I get dirty when wiping things clean. What am I?
I get paid to shoot people then blow them up.
I am in the middle of water but am not an island.
I am a mother from a family of eight. I spin around all day despite my weight. Had a ninth sibling before founding out it was fake. What am I?
I flow from the Homerβs mouth when he sees doughnuts.