Mobutu's rhymes with:
hutu's, hutus, cockatoos, cosatu's, hutu's, hutus, andrew's, andrews, andrews', avenue's, avenues, barbecue's, barbecues, barbeques, breakthroughs, bukavu's, cashews, cockatoos, codrescu's, cosatu's, donohue's, fayrouz, feverfews, guru's, gurus, hairdos, hindus, horseshoes, hutu's, hutus, interbrew's, interviews, landview's, macandrews, mcandrews, medianews, mildews, miscues, mogadishu's, montagu's, netanyahu's, overviews, previews, rescues, residues, revenues, sigafoos, statues, sundews, syracuse, tissues, yahoos
Mobutu's sounds like:
maputo's, mehanovitch, mopeds, muppets