picul ipcul pciul cpiul icpul cipul piucl ipucl puicl upicl iupcl uipcl pcuil cpuil pucil upcil cupil ucpil icupl ciupl iucpl uicpl cuipl ucipl piclu ipclu pcilu cpilu icplu ciplu pilcu iplcu plicu lpicu ilpcu lipcu pcliu cpliu plciu lpciu clpiu lcpiu iclpu cilpu ilcpu licpu clipu lcipu piulc ipulc puilc upilc iuplc uiplc piluc ipluc pliuc lpiuc ilpuc lipuc pulic uplic pluic lpuic ulpic lupic iulpc uilpc ilupc liupc ulipc luipc pculi cpuli pucli upcli cupli ucpli pclui cplui plcui lpcui clpui lcpui pulci uplci pluci lpuci ulpci lupci culpi uclpi clupi lcupi ulcpi lucpi iculp ciulp iuclp uiclp cuilp ucilp iclup cilup ilcup licup cliup lciup iulcp uilcp ilucp liucp ulicp luicp culip uclip cluip lcuip ulcip lucip
Note: these 'words' (valid or invalid) are all the permutations of the word picul. These words are obtained by scrambling the letters in picul.