ESTERIFYING

ef en er es et fe if in is it ne re si ti ye

efs eft eng ens ere erg ern ers eye fee fen fer fes fet fey fie fig fin fir fit fry gee gen get gey gie gin git ifs ins ire its nee neg net nit ree ref reg rei res ret rif rig rin rye see seg sei sen ser set sin sir sit sri sty syn tee teg ten tie tin tis try tye yen yes yet yin

eery efts eger egis engs ergs erne erns erst esne eyen eyer eyes eyne eyre fees feet fens fere fern fest fete fets figs fine fins fire firn firs fist fits free fret frig frit gees gene gens gent gest gets gien gies gift gins girn girt gist gite gits gree grey grin grit gyre gyri inti ires iris negs neif nest nets nisi nite nits reef rees refs reft regs reif rein reis rent rest rete rets rife rifs rift rigs ring rins rise rite ryes seen seer seif sene sent sere serf sift sign sine sing sire site snit snye stey stir stye syne teen tees tegs tens tern tier ties tine ting tins tiny tire tree tref tres trey trig tyee tyer tyes tyin tyne tyre yens yeti yins