Rumbold rhymes with:
rembold, wambold, archbold, diebold, godbold, harbold, leibold, newbold, raybould, reinbold, rembold, seabold, seebold, seibold, seybold, siebold, wambold, wiebold
Rumbold sounds like:
rainbolt, rambled, reinbold, reinbolt, rembold, rumbled, rumfelt, rumpled