fears efars faers afers eafrs aefrs feras efras freas rfeas erfas refas fares afres fraes rfaes arfes rafes earfs aerfs erafs reafs arefs raefs feasr efasr faesr afesr eafsr aefsr fesar efsar fsear sfear esfar sefar faser afser fsaer sfaer asfer safer easfr aesfr esafr seafr asefr saefr fersa efrsa fresa rfesa erfsa refsa fesra efsra fsera sfera esfra sefra frsea rfsea fsrea sfrea rsfea srfea ersfa resfa esrfa serfa rsefa srefa farse afrse frase rfase arfse rafse fasre afsre fsare sfare asfre safre frsae rfsae fsrae sfrae rsfae srfae arsfe rasfe asrfe sarfe rsafe srafe earsf aersf erasf reasf aresf raesf easrf aesrf esarf searf aserf saerf ersaf resaf esraf seraf rseaf sreaf arsef rasef asref saref rsaef sraef
Note: these 'words' (valid or invalid) are all the permutations of the word fears. These words are obtained by scrambling the letters in fears.