STUFFIER

ef er es et fe if is it re si ti us ut

eff efs eft ers fer fes fet feu fie fir fit fur iff ifs ire its ref rei res ret rif rue rut sei ser set sir sit sri sue tie tis tui use ute uts

effs efts erst etui fest fets feus fief fife fire firs fist fits fret frit furs fuse ires refs reft reif reis rest rets rife riff rifs rift rise rite rues ruff ruse rust ruts seif serf sift sire site stir suer suet suit sure surf teff tier ties tiff tire tref tres true tuff tuis turf user utes