Zittel rhymes with:
acquittal, belittle, bittel, bittle, brittle, committal, hittle, it'll, kittel, kittell, kittle, knittel, knittle, littell, little, lyttle, noncommittal, pittle, pytel, rittle, skittle, smittle, spittle, tittel, tittle, transmittal, vittle, whittle
Zittel sounds like:
zadillo, zajdel, zedillo, zettel, zettle, zietlow