spiks psiks sipks ispks pisks ipsks spkis pskis skpis kspis pksis kpsis sikps iskps skips ksips iksps kisps pikss ipkss pkiss kpiss ikpss kipss spisk psisk sipsk ispsk pissk ipssk spsik pssik sspik sspik pssik spsik sispk isspk ssipk ssipk isspk sispk pissk ipssk psisk spisk ispsk sipsk spksi psksi skpsi kspsi pkssi kpssi spski psski sspki sspki psski spski skspi ksspi sskpi sskpi ksspi skspi pkssi kpssi psksi spksi kspsi skpsi siksp isksp skisp ksisp ikssp kissp siskp isskp ssikp ssikp isskp siskp sksip kssip sskip sskip kssip sksip ikssp kissp isksp siksp ksisp skisp pikss ipkss pkiss kpiss ikpss kipss pisks ipsks psiks spiks ispks sipks pksis kpsis pskis spkis kspis skpis iksps kisps iskps sikps ksips skips
Note: these 'words' (valid or invalid) are all the permutations of the word spiks. These words are obtained by scrambling the letters in spiks.