Knipper rhymes with:
nipper, chipper, clipper, dipper, flipper, gipper, hipper, kipper, kippur, lipper, nipper, ripper, schipper, shipper, skipper, slipper, stripper, tipper, tripper, zipper
Knipper sounds like:
kamber, kamper, kampfer, kazempour, kemper, kempfer, kennebrew, kimber, kimbro, kinnebrew, knapper, knepper, knipfer