Fetting rhymes with:
abetting, begetting, besetting, betting, forgetting, fretting, getting, jetting, letting, netting, offsetting, petting, regretting, reseting, setting, sweating, upsetting, vetting, wetting
Fetting sounds like:
fading, fadness, fathoms, fattening, feeding, feedings, feuding, fidenas, fiefdoms, fifteens, fitness, fitting, fittings, footing, footings, fthenakis, futons