Fason rhymes with:
fasten, assassin, bason, cason, casson, chason, clason, classen, classon, fasten, gassen, glasson, hassen, hasson, kassan, kassen, kasson, klassen, lassen, masson, mcglasson, nason, passon, sasson, stassen
Fason sounds like:
facchini, faciane, fagan, fagen, fagin, faison, fasano, fasciano, fascism, fashion, fasone, faughn, faughnan, faxon, fazzino, feagan, feagin, fegan, feigen, feighan, feigin, feign, ficken, ficom, figone, fijian, fischman, fishkin, fishman, fission, fossen, fossum, foxman, fujian, fujiyama, fukushima, fukuyama, fusion, fuson