pumping

1.

Pumpen

force (liquid, gas, etc.) to move by or as if by means of a pump.

:
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the blood is pumped around the body
:
forcedrivepushsendtransportraiseinjectsuckdrawtapmilksiphonwithdrawexpelextractbleeddrain
2.

Pumpen

draw (milk) from the breast using a breast pump, typically in order to feed a baby by means of a bottle.

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she struggled with pumping enough milk
:
pumppump fakepump up