ef en es et if in is it ne si ti
eff efs eft ens fen fet fie fin fit iff ifs ins its net nit sei sen set sin sit ten tie tin tis
effs efts fens fets fief fife fine fins fist fits neif nest nets nite nits seif sent sift sine site snit teff tens ties tiff tine tins
feint feist fiefs fifes fines inset neifs neist nites senti sniff stein stiff teffs tiffs tines
Some random words: properly properer propenyl propense propenol