penal epnal pneal npeal enpal nepal peanl epanl paenl apenl eapnl aepnl pnael npael panel apnel napel anpel enapl neapl eanpl aenpl naepl anepl penla epnla pnela npela enpla nepla pelna eplna plena lpena elpna lepna pnlea nplea plnea lpnea nlpea lnpea enlpa nelpa elnpa lenpa nlepa lnepa pealn epaln paeln apeln eapln aepln pelan eplan plean lpean elpan lepan palen aplen plaen lpaen alpen lapen ealpn aelpn elapn leapn alepn laepn pnale npale panle apnle naple anple pnlae nplae plnae lpnae nlpae lnpae palne aplne plane lpane alpne lapne nalpe anlpe nlape lnape alnpe lanpe enalp nealp eanlp aenlp naelp anelp enlap nelap elnap lenap nleap lneap ealnp aelnp elanp leanp alenp laenp nalep anlep nlaep lnaep alnep lanep
Note: these 'words' (valid or invalid) are all the permutations of the word penal. These words are obtained by scrambling the letters in penal.