Traphagen rhymes with:
barragan, bernhagen, buddenhagen, collagen, ellenbogen, finnegan, flanagan, flannagan, gilligan, gruenhagen, hashagen, horrigan, imogen, kernigan, levenhagen, mcclenaghan, mcgettigan, o'callaghan, ocallaghan, oregon, sahagun, steffenhagen, sternhagen, verhagen
Traphagen sounds like:
travisano, tribesman, tribesmen, tropicana