UNTRANSFORMABLE

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aal aas aba abo abs aft ala alb ale als alt ama amu ana ane ant arb are arf arm ars art ate baa bal bam ban bar bas bat bel ben bes bet boa bos bot bra bro brr bum bun bur bus but ear eat eau efs eft elf elm els ems emu ens eon era ern err ers eta fab fan far fas fat fem fen fer fes fet feu flu fob foe fon for fou fro fub fun fur lab lam lar las lat lea les let leu lob lot lum mae man mar mas mat mel men met moa mob mol mon mor mos mot mun mus mut nab nae nam nan neb net nob nom nor nos not nub nun nus nut oaf oar oat oba obe oes oft ole oms one ons ora orb ore ors ort ose our out ram ran ras rat reb ref rem res ret rob roe rom rot rub rue rum run rut sab sae sal sat sau sea sel sen ser set sob sol som son sot sou sub sue sum sun tab tae tam tan tao tar tas tau tea tel ten toe tom ton tor tub tun uns urb urn use uta ute uts

aals abas abet able abos abut aeon aero afar alae alan alar alas alba albs alef ales alfa alma alme alms aloe also alto alts alum amas ambo amen amus anal anas anes anna anoa anon ansa anta ante ants anus arbs area ares arfs arms arse arts arum asea ates atma atom aunt aura auto baal baas bale balm bals bams bane bans bare barf barm barn bars base bast bate bats beam bean bear beat beau bels belt bema bens bent berm best beta bets blae blam blat blet blot blue blur boar boas boat bola bole bolt bone bora bore born bort bota bots bout brae bran bras brat bren bros brut bumf bums buna bunn buns bunt bura burl burn burr burs bust bute buts earl earn ears east eats ebon efts elan elms emus enol enuf eons eras erns eros errs erst etas etna euro fabs fame fane fano fans fare farl farm faro fart fast fate fats faun feal fear feat felt fems fens fern fest feta fets feus flab flam flan flat flea floe flub flue flus foal foam fobs foes fons font fora forb fore form fort foul four frae frat fret froe from fubs fuel fume funs furl furs fuse labs lama lamb lame lams lane lars lase last late lats latu leaf lean lear leas left leno lens lent lest lets loaf loam loan lobe lobs loft lone lore lorn lose lost lota lots lour lout lube lues luma lums luna lune lunt lure lust lute maar mabe maes male malt mana mane mano mans mara mare marl mars mart masa mast mate mats maul maun maut meal mean meat mels melt meno menu meou merl mesa meta moan moas moat mobs mola mole mols molt mons mora more morn mors mort most mote mots moue mule muns muon mura mure murr muse must mute muts naan nabe nabs nala name nana nans naos near neat nebs nema neon nest nets neum nobs noel noes noma nome noms nona none norm nose nota note noun nous nubs numb nuns nurl nuts oafs oars oast oats obas obes olea oles omen omer ones onus oral orbs ores orle orra orts osar ours oust outs raft rale rams rant rare rase rate rato rats real ream rear rebs refs reft rems rent rest rets roam roan roar robe robs roes role rolf roms rose rota rote rotl rots roue rout rube rubs ruer rues rule rums rune runs runt ruse rust ruts sabe safe sale salt same sane sate saul seal seam sear seat self sent sera serf seta slab slam slat slob sloe slot slub slue slum slur slut smut snob snot snub soar soba sofa soft sola sole soma some sone sora sorb sore sorn sort soul sour stab star stem stoa stob stub stum stun suba suer suet sumo sunn sura sure surf tabs tabu tael tala tale tame tams tans taos tare tarn taro tars taus teal team tear teas tela tels tens term tern toea toes tofu tola tole tolu tomb tome toms tone tons tora tore torn torr tors tour tram tref tres true tsar tuba tube tubs tufa tule tuna tune tuns turf turn ulan ulna umbo unbe unto urbs urea urns ursa user utas utes