Gretel rhymes with:
gretal, gretal, trettel, betel, gettel, gettle, gretal, hettel, kettell, kettle, metal, mettle, nettle, petal, resettle, settle, trettel, unsettle, zettel, zettle
Gretel sounds like:
gardella, gartley, girdle, girdley, gordillo, gradel, gradual, gradually, grathwohl, greatly, gredel, greedily, gretal, grethel, gridley, guardedly, guardiola