Haddan rhymes with:
hadden, haddon, cadden, fadden, gladden, hadden, haddon, macfadden, madden, mccadden, mcfadden, mcfaddin, mcfadin, mcspadden, nevadan, padden, sadden, scadden, schaden, shadden, yadon
Haddan sounds like:
hadden, haddon, haden, hadwin, haitian, haitien, hatem, haton, hattan, hatten, hatton, hayden, haydn, haydon, hayton, headen, headman, heathen, heathman, heaton, hedden, hedeen, hedin, hedman, heideman, heidemann, heiden, heitman, heitmann, hetman, heyden, heydon, hidden, hitman, hoedown, hooten, hootman, hooton, hoten, hottman, houdini, houten, houtman, howden, howton, hudman, hudon, hudwon, hutton, hyden, hyotan