Alteon rhymes with:
malathion, savion, absecon, acetosyringone, bergeron, calgon, crampon, decathlon, delaune, devaughn, doggone, einon, haton, incheon, inchon, jumbotron, kirwan, lieson, malathion, mouton, papon, ptyon, recon, rubicon, savion, savon, scaleatron, sephlon, styron, suon, teason
Alteon sounds like:
aladdin, aldama, aldana, alden, aldin, aldwin, aldwyn, aleutian, alltime, allton, altadena, altima, altman, altmann, altom, alton, altoona, aultman