scrab csrab srcab rscab crsab rcsab scarb csarb sacrb ascrb casrb acsrb sracb rsacb sarcb asrcb rascb arscb crasb rcasb carsb acrsb racsb arcsb scrba csrba srcba rscba crsba rcsba scbra csbra sbcra bscra cbsra bcsra srbca rsbca sbrca bsrca rbsca brsca crbsa rcbsa cbrsa bcrsa rbcsa brcsa scabr csabr sacbr ascbr casbr acsbr scbar csbar sbcar bscar cbsar bcsar sabcr asbcr sbacr bsacr abscr bascr cabsr acbsr cbasr bcasr abcsr bacsr srabc rsabc sarbc asrbc rasbc arsbc srbac rsbac sbrac bsrac rbsac brsac sabrc asbrc sbarc bsarc absrc basrc rabsc arbsc rbasc brasc abrsc barsc crabs rcabs carbs acrbs racbs arcbs crbas rcbas cbras bcras rbcas brcas cabrs acbrs cbars bcars abcrs bacrs rabcs arbcs rbacs bracs abrcs barcs
Note: these 'words' (valid or invalid) are all the permutations of the word scrab. These words are obtained by scrambling the letters in scrab.