pical ipcal pcial cpial icpal cipal piacl ipacl paicl apicl iapcl aipcl pcail cpail pacil apcil capil acpil icapl ciapl iacpl aicpl caipl acipl picla ipcla pcila cpila icpla cipla pilca iplca plica lpica ilpca lipca pclia cplia plcia lpcia clpia lcpia iclpa cilpa ilcpa licpa clipa lcipa pialc ipalc pailc apilc iaplc aiplc pilac iplac pliac lpiac ilpac lipac palic aplic plaic lpaic alpic lapic ialpc ailpc ilapc liapc alipc laipc pcali cpali pacli apcli capli acpli pclai cplai plcai lpcai clpai lcpai palci aplci placi lpaci alpci lapci calpi aclpi clapi lcapi alcpi lacpi icalp cialp iaclp aiclp cailp acilp iclap cilap ilcap licap cliap lciap ialcp ailcp ilacp liacp alicp laicp calip aclip claip lcaip alcip lacip
Note: these 'words' (valid or invalid) are all the permutations of the word pical. These words are obtained by scrambling the letters in pical.