Frommelt rhymes with:
affeldt, appelt, bartelt, bielefeldt, blauvelt, borchelt, borgelt, coffelt, hauschildt, ihlenfeldt, liebelt, misfeldt, oppelt, reichelt, schoenfeldt, seefeldt, sommerfeldt, vanderbilt, vonfeldt, weigelt, westervelt, zufelt
Frommelt sounds like:
fernald, formaldehyde, formality, formulate, formulated, fornwalt