Gerding rhymes with:
aborting, carting, cavorting, charting, consorting, courting, darting, departing, deporting, distorting, escorting, exhorting, exporting, extorting, harting, homeporting, imparting, importing, marting, nonsporting, outsmarting, parting, porting, purporting, reporting, resorting, restarting, shorting, smarting, snorting, sorting, sporting, starting, storting, supporting, thwarting, transporting, underreporting
Gerding sounds like:
garden's, gardenias, gardening, gardens, gardini's, girding, gordon's, gradations, grading, graduating, graduations, grating, greatness, greeting, greetings, gretna's, gritting, grouting, guardian's, guardians, guarding, gyrating, gyrations, gyrodynes