appro papro appro papro pparo pparo aprpo parpo arppo rappo prapo rpapo aprpo parpo arppo rappo prapo rpapo pprao pprao prpao rppao prpao rppao appor papor appor papor ppaor ppaor apopr paopr aoppr oappr poapr opapr apopr paopr aoppr oappr poapr opapr ppoar ppoar popar oppar popar oppar aprop parop arpop rapop praop rpaop aporp paorp aoprp oaprp poarp oparp aropp raopp aorpp oarpp roapp orapp proap rpoap porap oprap ropap orpap aprop parop arpop rapop praop rpaop aporp paorp aoprp oaprp poarp oparp aropp raopp aorpp oarpp roapp orapp proap rpoap porap oprap ropap orpap pproa pproa prpoa rppoa prpoa rppoa ppora ppora popra oppra popra oppra propa rpopa porpa oprpa roppa orppa propa rpopa porpa oprpa roppa orppa
Note: these 'words' (valid or invalid) are all the permutations of the word appro. These words are obtained by scrambling the letters in appro.