pile

the yarn (as in a rug or velvet or corduroy) that stands up from the weave

“for uniform color and texture tailors cut velvet with the pile running the same direction”

battery consisting of voltaic cells arranged in series; the earliest electric battery devised by Volta

place or lay as if in a pile

“The teacher piled work on the students until the parents protested”

a large sum of money (especially as pay or profit)

arrange in stacks

fine soft dense hair (as the fine short hair of cattle or deer or the wool of sheep or the undercoat of certain dogs)

a column of wood or steel or concrete that is driven into the ground to provide support for a structure

a large number or amount or extent

a collection of objects laid on top of each other

press tightly together or cram

a nuclear reactor that uses controlled nuclear fission to generate energy