Word: 
Similar-sounding words in the dictionary:
5 letters:
offer, safer, safir, sofer
6 letters:
cipher, coffer, cypher, haufer, kaufer, laufer, saffer, saller, sauber, saucer, sauder, sawyer, seifer, soifer, songer, sopher, suffer, surfer, sypher
7 letters:
lauffer, sausser, sautter, soiffer, stoffer
8 letters:
stauffer