Confusing rhymes with:
infusing, defusing, diffusing, fusing, infusing, refusing, suffusing, abusing, accusing, amusing, defusing, diffusing, excusing, fusing, infusing, misusing, musing, overusing, recusing, refusing, reusing, suffusing, using
Confusing sounds like:
campaign's, campaigning, campaigns, campesinos, canvassing, champagnes, composing, confessing, confessions, confusions