Megaphone rhymes with:
allophone, dictaphone, francophone, gramaphone, homophone, microphone, saxophone, sousaphone, telephone, vodafone, xylophone
Megaphone sounds like:
maccabean, mangiapane, mcbain, mcbane, mcbean, mccubbin, mcfann, mcfun, mcgavin, mcgibbon, mcgivney, mcguffin, mckibben, mckibbin, mckibbon, misshapen, mississippian