Pipeline rhymes with:
adeline, airline, alkaline, anticline, apolline, arline, arlyne, ashline, axline, baseline, berkline, bistline, bloodline, boehnlein, borderline, brookline, byerlein, byline, capitoline, caroline, casterline, coastline, coraline, crystalline, darline, dateline, deadline, dealerline, dragline, eberlein, econoline, emeline, emmeline, enterline, esterline, etheline, evangeline, feline, friedline, frontline, goeglein, gorsline, graveline, guideline, hainline, hairline, haneline, hardline, hartline, headline, heberlein, heinlein, hemline, henline, heublein, hineline, hotline, josceline, joscelyne, karline, karoline, kathline, kichline, lifeline, mainline, midline, moneyline, multiline, nightline, nonalign, online, outline, punchline, roseline, sharline, shoreline, sideline, skyline, smithkline, stanline, stecklein, stoecklein, storyline, strandline, streamline, tagline, timberline, trendline, trunkline, underline, waistline, wendeline, wickline, wireline
Pipeline sounds like:
pablum, palen, palimony, palin, pallone, palm, palma, palme, paloma, palomino, palomo, palone, paolini, paolino, papillion, papilloma, paulin, paulina, pauline, paulino, paullin, pavilion, pavillion, pelham, pelino, pellman, pellum, pelon, pflaum, pflum, phalen, phelan, philana, philemon, philene, philina, philomena, philon, phylum, pillion, pilon, plain, plaino, plam, plamann, plan, plane, plano, playin', plein, plenum, pliny, plohn, plowman, plum, plume, poblano, poehlman, poelman, pohlman, pohlmann, polan, polen, polimeni, polin, polino, pollan, pollen, pollina, pollini, pollinia, pollino, pollman, pollyanna, polonium, poplin, poulin, pullam, pullan, pullano, pullen, pulliam, pullin, pullman, pullum, pylon