2 syllables:
gaulan, aalen, ahlen, ahlin, ballen, bollen, bollin, caughlin, cauline, ceawlin, challan, cholon, collen, collin, crawlin, dahlen, dahlin, dallen, fallen, follin, gallen, golen, hallen, hollan, hollen, hollin, hollon, holon, kallen, kolonne, maalin, mahlen, mallen, mollen, nolen, nollan, olen, paulin, paullin, pollan, pollen, pollin, polon, rollen, rollin, sahlen, sahlin, smallen, smolen, solen, sollen, squalane, stalin, stollen, strahlen, tallan, tholen, tollan, tollen, tollon, vallen, wahlen, walin, wallen, wallin, wallon, wollen, wollin, zahlen, zwahlen

3 syllables:
abholen, ausstrahlen, befallen, bestrahlen, bezahlen, carollan, chapfallen, chopfallen, crestfallen, dalpalan, downfallen, erzahlen, gefallen, jaw-fallen, kaavalan, kadhalan, lewallen, llangollen, mcallen, mccallen, milhollin, misfallen, omolon, punsalan, serolin, tarpaulin, vanallen, windfallen, windmolen

4 syllables:
amygdalin, bauhaus-galan, bitterballen, entomolin, etiolin, guatemalan, hemicollin, kabankalan, overhaulin', powerballin', semikolon, vandermolen

5 syllables:
thupparivaalan