Imax's rhymes with:
miramax's, miramax's, surtaxes, affixes, alex's, alexs, amax's, amex's, annexes, apex's, appendixes, avtex's, axes, banks's, boomboxes, brooks's, cevaxs, cineplex's, climaxes, coaxes, comex's, cox's, crucifixes, cyrix's, dax's, dynamics's, endotronics's, essex's, exes, faxes, felix's, fixes, flexes, gearboxes, genex's, hoaxes, index's, indexes, ionics's, isomedix's, jukeboxes, knox's, lynxes, mailboxes, marks's, matchboxes, matrix's, matrixes, max's, metroplexes, miramax's, nixes, nynex's, onex's, outfoxes, paradoxes, patlex's, perplexes, phoenix's, relaxes, royex's, sachs's, saks's, six's, sixes, skyboxes, sox's, speakes's, spinks's, surtaxes, syntex's, tax's, taxes', telex's, telmex's, vaxes, waxes, wickes's, x's, x.'s, x.s, xerox's, xeroxes
Imax's sounds like:
iams, iannamico, iannucci, iannuzzi, iiams, image, images, imasco, imax, imax', imes, imig, immanence, immense, imminence, immunex, immunize, immunizes, imus, in's, inaez, inaki, inc, inc., inc.'s, inca, incas, incase, ince, inch, inches, inches', incise, inco, inco's, ines, inez, ing, inga, inge, ingo, inhouse, iniga, iniguez, iniki, iniss, ink, inks, inky, inmac, inman's, inmex, inn's, innes, inness, inning, innings, innis, inniss, innocuous, inns, inns', ins, inscho, insco, inscoe, insko, iomega, ionic, ionics, ionics's, ionize, ions, iowans, iwanicki, iwanski, iwinski