Cosatu's rhymes with:
cockatoos, hutu's, hutus, mobutu's, andrew's, andrews, andrews', avenue's, avenues, barbecue's, barbecues, barbeques, breakthroughs, bukavu's, cashews, cockatoos, codrescu's, donohue's, fayrouz, feverfews, guru's, gurus, hairdos, hindus, horseshoes, hutu's, hutus, interbrew's, interviews, landview's, macandrews, mcandrews, medianews, mildews, miscues, mobutu's, mogadishu's, montagu's, netanyahu's, overviews, previews, rescues, residues, revenues, sigafoos, statues, sundews, syracuse, tissues, yahoos
Cosatu's sounds like:
c-codes, c.d.s, cactus, caddick, caddies, caddock, caddyshack, cadets, cadieux, cadiz, cads, cahoots, casados, cascade's, cascades, cascades', caskets, cassettes, cassidy's, castaways, castes, casts, cat's, catch, catches, catchy, cates, cathodes, cathy's, catija, cats, caustic, cautious, cdc, cds, cedes, cetec, cetus, cetus's, chad's, chaddock, chadick, chadwick, chadwick's, chaidez, chaotic, chastise, chastises, chataqua, chateaux, chatichai, chatichai's, chatihachi, chatihachi's, chats, chattahoochee, chattahoochee's, chatz, chatz', chatz's, chautauqua, cheats, checketts, checkouts, cheektowaga, cheetahs, chests, chicots, chides, chidsey, chits, chittick, chudzik, chujitsuya, chustz, chutes, chykatka, cicadas, cites, citgo, citic, cities, cities', city's, coast's, coasts, coat's, coates, coats, cockatoos, codag, code's, codes, codesa, coeds, cohosts, coitus, cookouts, coots, costas, costco, costs, cotes, cotija, cots, cottage, cottages, couchettes, cousteau's, couts, coutts, coyotes, cushitic, custis, cutesy, cutouts, cuts, cutshaw, cutts, cycads, cystic, cysts, cytotech, cytotechs