Grandiose rhymes with:
adios, adios, adios, arkose, beauce, boese, bowse, broce, close, denosse, diagnose, dohse, doorenbos, dose, engross, froese, groce, grohs, gros, gross, grosz, kroese, lohse, los, marose, morose, noce, roese, rowse
Grandiose sounds like:
garamendi's, garments, gourmets, grammatico, granada's, granados, grand's, grandis, grands, granitic, grant's, grants, grantz, greenidge, grenades, greyhound's, grinds, groundhog, grounds, grummond's, grundig, grunts, guarantee's, guarantees, guaranties, guaranty's