Answer:

pile

Answer	Crossword Clue
PILE	Heap
PILE	Huge amount
PILE	Kind of driver

PILE	Compost heap, e.g.
PILE	Rug feature
PILE	Carpet component
PILE	.. driver
PILE	A carpet may have a deep one
PILE	Amassment
PILE	Carpet feature
PILE	Fortune, colloquially

PILE	Leaf collection
PILE	Mounded-up amount
PILE	Tidy sum
PILE	Carpet consideration
PILE	Fortune
PILE	Voltaic ... (prototypical battery)
PILE	Load of loot
PILE	Lots of loot

PILE	Mound
PILE	Big stack
PILE	Stack
PILE	Ton
PILE	Amass, with "up"
PILE	Work unit?
PILE	Carpet quality
PILE	Ton of money

PILE	One thing on top of another
PILE	Load of dough
PILE	Things on other things
PILE	Wad
PILE	Lots of bucks
PILE	Corduroy feature
PILE	Eye-popping profit
PILE	Quite a tidy sum

PILE	Large amount, as of work
PILE	Shag rug feature
PILE	Large amount of cash
PILE	Nap
PILE	Heap of rubble