effere effete efreet efter- emeere emeter emmene emmert emmett enfete enfree enteer enteme entent enter- entere enterm entete entre- entree entrer erenet ernee errett eterne f-term femern femfen femmer femnet fenner ferfer ferner fernet ferren ferrer ferret fertee ferter fetter frefre fremen frenne frente freren frette fterer fterre m-tree meeten meeter meetme meetre mememe memere meneen meneer mennen mentee merete mermen mermer mermet merner merrem merren merret merten merter meteer metnet metrer metten metter mettet neener nefere nefert nemrem nerrer netmen netter nrrfrm r-tree reefer reeffe refeet refeff refert refete refnet refret refter remeet remene rement remete renner rennet renren rentee renter rerent reteer reteet retene retent retere reterm retree retret retter t-tree teemer teener teerme teetee teeter temene temere tenent tenner tennet tenten tenter tereen terene terete termen termer terner terren terrer terret terter tertre tetete tetter tntnet treene treete trefet trefte tremet trenet trenne trente tretee trette ttrent