eerier effeir effere effete effirm efreet efter- eifert emeere emerit emeter emfire emiter emmert emmett emmitt er-rif erimem ermite errett f-term feerie feifer feirie femmer ferfer ferier ferrer ferret ferri- ferrie fertee ferter fetter fiefie fierte fiftie firmer firret fitter fittie fittit frefre freire frette fterer fterie fterre i-free i-tree iffier ifreet imfree imiere imirim immert immire irrite ittiri m-tree meemie meeter meetit meetme meetre meirre meitei mememe memere mereit merete merire meritt mermer mermet merrem merret merrie merrit merter mertim meteer meteti metier metime metire metrer metter mettet mierie mimmer mirier miriti mirrer mitier mitrit mitter mittet r-tree re-mit reefer reeffe reemit refeet refeff refert refete refire refrei refret refter reimei reimer reiter remeet remete remeti remire reteer reteet retere reterm retief retime retire retree retret retrim retter rieter riette rietti riffer rififi rifter rimier rimmer rititi ritter t-tree teemer teerme teetee teeter teirei temere terete termer termit terrer terret terrie terrif territ terter tertre tetete tetter tiefer tierer tieret tierme tiete tietie tiff-f timimi timiri timmer timmie tirret tirrit titfer titiri tittee titter tittie treete trefet trefte treife tremet tremie tretee tretie trette trifet trimer trimet triter