specks psecks sepcks espcks pescks epscks spceks psceks scpeks cspeks pcseks cpseks secpks escpks scepks csepks ecspks cespks pecsks epcsks pcesks cpesks ecpsks cepsks spekcs psekcs sepkcs espkcs peskcs epskcs spkecs pskecs skpecs kspecs pksecs kpsecs sekpcs eskpcs skepcs ksepcs ekspcs kespcs pekscs epkscs pkescs kpescs ekpscs kepscs spckes psckes scpkes cspkes pcskes cpskes spkces pskces skpces kspces pksces kpsces sckpes cskpes skcpes kscpes ckspes kcspes pckses cpkses pkcses kpcses ckpses kcpses seckps esckps scekps csekps ecskps ceskps sekcps eskcps skecps ksecps ekscps kescps sckeps cskeps skceps ksceps ckseps kcseps ecksps ceksps ekcsps kecsps ckesps kcesps peckss epckss pcekss cpekss ecpkss cepkss pekcss epkcss pkecss kpecss ekpcss kepcss pckess cpkess pkcess kpcess ckpess kcpess eckpss cekpss ekcpss kecpss ckepss kcepss specsk psecsk sepcsk espcsk pescsk epscsk spcesk pscesk scpesk cspesk pcsesk cpsesk secpsk escpsk scepsk csepsk ecspsk cespsk pecssk epcssk pcessk cpessk ecpssk cepssk spesck psesck sepsck espsck pessck epssck spseck psseck sspeck sspeck psseck spseck sespck esspck ssepck ssepck esspck sespck pessck epssck psesck spesck espsck sepsck spcsek pscsek scpsek cspsek pcssek cpssek spscek psscek sspcek sspcek psscek spscek scspek csspek sscpek sscpek csspek scspek pcssek cpssek pscsek spcsek cspsek scpsek secspk escspk scespk csespk ecsspk cesspk sescpk esscpk ssecpk ssecpk esscpk sescpk scsepk cssepk sscepk sscepk cssepk scsepk ecsspk cesspk escspk secspk csespk scespk pecssk epcssk pcessk cpessk ecpssk cepssk pescsk epscsk psecsk specsk espcsk sepcsk pcsesk cpsesk pscesk spcesk cspesk scpesk ecspsk cespsk escpsk secpsk csepsk scepsk speksc pseksc sepksc espksc pesksc epsksc spkesc pskesc skpesc kspesc pksesc kpsesc sekpsc eskpsc skepsc ksepsc ekspsc kespsc pekssc epkssc pkessc kpessc ekpssc kepssc speskc pseskc sepskc espskc pesskc epsskc spsekc pssekc sspekc sspekc pssekc spsekc sespkc esspkc ssepkc ssepkc esspkc sespkc pesskc epsskc pseskc speskc espskc sepskc spksec psksec skpsec kspsec pkssec kpssec spskec psskec sspkec sspkec psskec spskec skspec ksspec sskpec sskpec ksspec skspec pkssec kpssec psksec spksec kspsec skpsec sekspc eskspc skespc ksespc eksspc kesspc seskpc esskpc ssekpc ssekpc esskpc seskpc sksepc kssepc sskepc sskepc kssepc sksepc eksspc kesspc eskspc sekspc ksespc skespc pekssc epkssc pkessc kpessc ekpssc kepssc pesksc epsksc pseksc speksc espksc sepksc pksesc kpsesc pskesc spkesc kspesc skpesc ekspsc kespsc eskpsc sekpsc ksepsc skepsc spckse psckse scpkse cspkse pcskse cpskse spkcse pskcse skpcse kspcse pkscse kpscse sckpse cskpse skcpse kscpse ckspse kcspse pcksse cpksse pkcsse kpcsse ckpsse kcpsse spcske pscske scpske cspske pcsske cpsske spscke psscke sspcke sspcke psscke spscke scspke csspke sscpke sscpke csspke scspke pcsske cpsske pscske spcske cspske scpske spksce psksce skpsce kspsce pkssce kpssce spskce psskce sspkce sspkce psskce spskce skspce ksspce sskpce sskpce ksspce skspce pkssce kpssce psksce spksce kspsce skpsce sckspe cskspe skcspe kscspe cksspe kcsspe scskpe csskpe ssckpe ssckpe csskpe scskpe skscpe ksscpe sskcpe sskcpe ksscpe skscpe cksspe kcsspe cskspe sckspe kscspe skcspe pcksse cpksse pkcsse kpcsse ckpsse kcpsse pcskse cpskse psckse spckse cspkse scpkse pkscse kpscse pskcse spkcse kspcse skpcse ckspse kcspse cskpse sckpse kscpse skcpse secksp escksp sceksp cseksp ecsksp cesksp sekcsp eskcsp skecsp ksecsp ekscsp kescsp sckesp cskesp skcesp kscesp cksesp kcsesp eckssp cekssp ekcssp kecssp ckessp kcessp secskp escskp sceskp cseskp ecsskp cesskp sesckp essckp sseckp sseckp essckp sesckp scsekp cssekp sscekp sscekp cssekp scsekp ecsskp cesskp escskp secskp cseskp sceskp sekscp eskscp skescp ksescp eksscp kesscp seskcp esskcp ssekcp ssekcp esskcp seskcp sksecp kssecp sskecp sskecp kssecp sksecp eksscp kesscp eskscp sekscp ksescp skescp scksep csksep skcsep kscsep ckssep kcssep scskep csskep ssckep ssckep csskep scskep skscep ksscep sskcep sskcep ksscep skscep ckssep kcssep csksep scksep kscsep skcsep eckssp cekssp ekcssp kecssp ckessp kcessp ecsksp cesksp escksp secksp cseksp sceksp ekscsp kescsp eskcsp sekcsp ksecsp skecsp cksesp kcsesp cskesp sckesp kscesp skcesp peckss epckss pcekss cpekss ecpkss cepkss pekcss epkcss pkecss kpecss ekpcss kepcss pckess cpkess pkcess kpcess ckpess kcpess eckpss cekpss ekcpss kecpss ckepss kcepss pecsks epcsks pcesks cpesks ecpsks cepsks pescks epscks psecks specks espcks sepcks pcseks cpseks psceks spceks cspeks scpeks ecspks cespks escpks secpks csepks scepks pekscs epkscs pkescs kpescs ekpscs kepscs peskcs epskcs psekcs spekcs espkcs sepkcs pksecs kpsecs pskecs spkecs kspecs skpecs ekspcs kespcs eskpcs sekpcs ksepcs skepcs pckses cpkses pkcses kpcses ckpses kcpses pcskes cpskes psckes spckes cspkes scpkes pksces kpsces pskces spkces kspces skpces ckspes kcspes cskpes sckpes kscpes skcpes ecksps ceksps ekcsps kecsps ckesps kcesps ecskps ceskps esckps seckps csekps scekps ekscps kescps eskcps sekcps ksecps skecps ckseps kcseps cskeps sckeps ksceps skceps
Note: these 'words' (valid or invalid) are all the permutations of the word specks. These words are obtained by scrambling the letters in specks.