frape rfape farpe afrpe rafpe arfpe frpae rfpae fprae pfrae rpfae prfae fapre afpre fpare pfare apfre pafre rapfe arpfe rpafe prafe aprfe parfe fraep rfaep farep afrep rafep arfep freap rfeap ferap efrap refap erfap faerp aferp fearp efarp aefrp eafrp raefp arefp reafp erafp aerfp earfp frpea rfpea fprea pfrea rpfea prfea frepa rfepa ferpa efrpa refpa erfpa fpera pfera fepra efpra pefra epfra rpefa prefa repfa erpfa perfa eprfa faper afper fpaer pfaer apfer pafer faepr afepr feapr efapr aefpr eafpr fpear pfear fepar efpar pefar epfar apefr paefr aepfr eapfr peafr epafr rapef arpef rpaef praef apref paref raepf arepf reapf erapf aerpf earpf rpeaf preaf repaf erpaf peraf epraf aperf paerf aeprf eaprf pearf eparf
Note: these 'words' (valid or invalid) are all the permutations of the word frape. These words are obtained by scrambling the letters in frape.