paler apler plaer lpaer alper laper paelr apelr pealr epalr aeplr eaplr plear lpear pelar eplar lepar elpar alepr laepr aelpr ealpr leapr elapr palre aplre plare lpare alpre lapre parle aprle prale rpale arple raple plrae lprae prlae rplae lrpae rlpae alrpe larpe arlpe ralpe lrape rlape paerl aperl pearl eparl aeprl eaprl parel aprel prael rpael arpel rapel peral epral preal rpeal erpal repal aerpl earpl arepl raepl erapl reapl plera lpera pelra eplra lepra elpra plrea lprea prlea rplea lrpea rlpea perla eprla prela rpela erpla repla lerpa elrpa lrepa rlepa erlpa relpa alerp laerp aelrp ealrp learp elarp alrep larep arlep ralep lraep rlaep aerlp earlp arelp raelp eralp realp lerap elrap lreap rleap erlap relap
Note: these 'words' (valid or invalid) are all the permutations of the word paler. These words are obtained by scrambling the letters in paler.