Fossen rhymes with:
vanfossan, vanfossen, aasen, bossen, chiasson, claassen, closson, crossan, crosson, glosson, johson, josten, klaassen, maassen, osten, rosson, rosten, vanfossan, vanfossen, wason
Fossen sounds like:
facchini, faciane, fagan, fagen, fagin, faison, fasano, fasciano, fascism, fashion, fason, fasone, faughn, faughnan, faxon, fazzino, feagan, feagin, fegan, feigen, feighan, feigin, feign, ficken, ficom, figone, fijian, fischman, fishkin, fishman, fission, fossum, foxman, fujian, fujiyama, fukushima, fukuyama, fusion, fuson