Pumping rhymes with:
antidumping, bumping, clumping, dumping, jumping, lumping, slumping, stumping, thumping, antidumping, bumping, camping, chomping, clamping, clumping, cramping, crimping, damping, dumping, jumping, lamping, limping, lumping, overdamping, pimping, ramping, revamping, romping, scrimping, skimping, slumping, stamping, stomping, stumping, swamping, tamping, thumping, tramping
Pumping sounds like:
panebianco, pimping, pompoms, pompons