skirt ksirt sikrt iskrt kisrt iksrt skrit ksrit srkit rskit krsit rksit sirkt isrkt srikt rsikt irskt riskt kirst ikrst krist rkist irkst rikst skitr ksitr siktr isktr kistr ikstr sktir kstir stkir tskir ktsir tksir sitkr istkr stikr tsikr itskr tiskr kitsr iktsr ktisr tkisr itksr tiksr skrti ksrti srkti rskti krsti rksti sktri kstri stkri tskri ktsri tksri srtki rstki strki tsrki rtski trski krtsi rktsi ktrsi tkrsi rtksi trksi sirtk isrtk sritk rsitk irstk ristk sitrk istrk stirk tsirk itsrk tisrk srtik rstik strik tsrik rtsik trsik irtsk ritsk itrsk tirsk rtisk trisk kirts ikrts krits rkits irkts rikts kitrs iktrs ktirs tkirs itkrs tikrs krtis rktis ktris tkris rtkis trkis irtks ritks itrks tirks rtiks triks
Note: these 'words' (valid or invalid) are all the permutations of the word skirt. These words are obtained by scrambling the letters in skirt.