Scaffolding rhymes with:
heralding, balding, bankholding, beholding, belding, bolding, building, erpelding, faulding, fielding, folding, gaulding, gilding, golding, goulding, handholding, heralding, holding, homebuilding, landholding, maulding, melding, molding, moulding, nonbuilding, overbuilding, paulding, rebuilding, scalding, scolding, shareholding, shielding, shipbuilding, shipholding, spalding, spaulding, stockholding, underwithholding, unfolding, unwielding, unyielding, upholding, walding, welding, wielding, wilding, withholding, yielding
Scaffolding sounds like:
shipbuilding, shipbuildings, shipholding, spalding, spaulding, splitting