pnais npais panis apnis napis anpis pnias npias pinas ipnas nipas inpas pains apins pians ipans aipns iapns naips anips niaps inaps ainps ianps pnasi npasi pansi apnsi napsi anpsi pnsai npsai psnai spnai nspai snpai pasni apsni psani spani aspni sapni naspi anspi nsapi snapi asnpi sanpi pnisa npisa pinsa ipnsa nipsa inpsa pnsia npsia psnia spnia nspia snpia pisna ipsna psina spina ispna sipna nispa inspa nsipa snipa isnpa sinpa paisn apisn piasn ipasn aipsn iapsn pasin apsin psain spain aspin sapin pisan ipsan psian spian ispan sipan aispn iaspn asipn saipn isapn siapn naisp anisp niasp inasp ainsp iansp nasip ansip nsaip snaip asnip sanip nisap insap nsiap sniap isnap sinap aisnp iasnp asinp sainp isanp sianp
Note: these 'words' (valid or invalid) are all the permutations of the word pnais. These words are obtained by scrambling the letters in pnais.