slave lsave salve aslve lasve alsve slvae lsvae svlae vslae lvsae vlsae savle asvle svale vsale avsle vasle lavse alvse lvase vlase avlse valse slaev lsaev salev aslev lasev alsev sleav lseav selav eslav lesav elsav saelv aselv sealv esalv aeslv easlv laesv alesv leasv elasv aelsv ealsv slvea lsvea svlea vslea lvsea vlsea sleva lseva selva eslva lesva elsva svela vsela sevla esvla vesla evsla lvesa vlesa levsa elvsa velsa evlsa savel asvel svael vsael avsel vasel saevl asevl seavl esavl aesvl easvl sveal vseal seval esval vesal evsal avesl vaesl aevsl eavsl veasl evasl laves alves lvaes vlaes avles vales laevs alevs leavs elavs aelvs ealvs lveas vleas levas elvas velas evlas avels vaels aevls eavls veals evals
Note: these 'words' (valid or invalid) are all the permutations of the word slave. These words are obtained by scrambling the letters in slave.