Gantz rhymes with:
ants, aunt's, aunts, aunts', bantz, chants, durant's, frantz, glantz, grant's, grants, grantz, granz, hantz, implants, jantz, kantz, krantz, lantz, mantz, mccants, nantes, nantz, pants, plant's, plants, plants', plantz, rantz, schantz, schrantz, shantz, supplants, transplants, tschantz, yantz, zaentz
Gantz sounds like:
gamunde's, gandhi's, gannett's, gantos, genentech, genentech's, genetic, genetics, gent's, gentz, giaconda's, giannattasio, giant's, giants, giants', gigantic, gintz, gnats, gonads, gondek, guandjo, guandjo's, gundog, gwyneth's, gwyneths