Fedders's rhymes with:
elders's, sanders's, saunders's, akers's, askers's, bofors's, brothers's, calpers's, carriers's, chambers's, distillers's, elders's, farmers's, myers's, reuters's, rogers's, sanders's, saunders's, sellars's, summers's
Fedders's sounds like:
father's, fathers, fathers', feathers, features, fedders, federica, federici, federico, fedorchak, fedorko, fedrick, feeders, fetters, fidora's, footrace, footwork, future's, futures, futures', fyodor's