err ers kor kos oes oke ore ors ose owe res roe row ser sew sow woe wok wos
eros errs kore kors okes ores owes owse roes rose rows skew soke sore woes woke woks wore work
resow rower serow sorer sower swore works worse
Alcune parole casuali: bigamous bigamist bigamies biformed biforked