chyack hcyack cyhack ychack hycack yhcack chayck hcayck cahyck achyck hacyck ahcyck cyahck ycahck cayhck acyhck yachck aychck hyacck yhacck haycck ahycck yahcck ayhcck chycak hcycak cyhcak ychcak hyccak yhccak chcyak hccyak cchyak cchyak hccyak chcyak cychak ycchak ccyhak ccyhak ycchak cychak hyccak yhccak hcycak chycak ychcak cyhcak chacyk hcacyk cahcyk achcyk haccyk ahccyk chcayk hccayk cchayk cchayk hccayk chcayk cachyk acchyk ccahyk ccahyk acchyk cachyk haccyk ahccyk hcacyk chacyk achcyk cahcyk cyachk ycachk caychk acychk yacchk aycchk cycahk yccahk ccyahk ccyahk yccahk cycahk cacyhk accyhk ccayhk ccayhk accyhk cacyhk yacchk aycchk ycachk cyachk acychk caychk hyacck yhacck haycck ahycck yahcck ayhcck hycack yhcack hcyack chyack ychack cyhack hacyck ahcyck hcayck chayck achyck cahyck yachck aychck ycahck cyahck acyhck cayhck chyakc hcyakc cyhakc ychakc hycakc yhcakc chaykc hcaykc cahykc achykc hacykc ahcykc cyahkc ycahkc cayhkc acyhkc yachkc aychkc hyackc yhackc hayckc ahyckc yahckc ayhckc chykac hcykac cyhkac ychkac hyckac yhckac chkyac hckyac ckhyac kchyac hkcyac khcyac cykhac yckhac ckyhac kcyhac ykchac kychac hykcac yhkcac hkycac khycac ykhcac kyhcac chakyc hcakyc cahkyc achkyc hackyc ahckyc chkayc hckayc ckhayc kchayc hkcayc khcayc cakhyc ackhyc ckahyc kcahyc akchyc kachyc hakcyc ahkcyc hkacyc khacyc akhcyc kahcyc cyakhc ycakhc caykhc acykhc yackhc ayckhc cykahc yckahc ckyahc kcyahc ykcahc kycahc cakyhc ackyhc ckayhc kcayhc akcyhc kacyhc yakchc aykchc ykachc kyachc akychc kaychc hyakcc yhakcc haykcc ahykcc yahkcc ayhkcc hykacc yhkacc hkyacc khyacc ykhacc kyhacc hakycc ahkycc hkaycc khaycc akhycc kahycc yakhcc aykhcc ykahcc kyahcc akyhcc kayhcc chycka hcycka cyhcka ychcka hyccka yhccka chcyka hccyka cchyka cchyka hccyka chcyka cychka ycchka ccyhka ccyhka ycchka cychka hyccka yhccka hcycka chycka ychcka cyhcka chykca hcykca cyhkca ychkca hyckca yhckca chkyca hckyca ckhyca kchyca hkcyca khcyca cykhca yckhca ckyhca kcyhca ykchca kychca hykcca yhkcca hkycca khycca ykhcca kyhcca chckya hcckya cchkya cchkya hcckya chckya chkcya hckcya ckhcya kchcya hkccya khccya cckhya cckhya ckchya kcchya ckchya kcchya hckcya chkcya hkccya khccya ckhcya kchcya cyckha ycckha ccykha ccykha ycckha cyckha cykcha yckcha ckycha kcycha ykccha kyccha cckyha cckyha ckcyha kccyha ckcyha kccyha yckcha cykcha ykccha kyccha ckycha kcycha hyckca yhckca hcykca chykca ychkca cyhkca hykcca yhkcca hkycca khycca ykhcca kyhcca hckyca chkyca hkcyca khcyca ckhyca kchyca yckhca cykhca ykchca kychca ckyhca kcyhca chacky hcacky cahcky achcky haccky ahccky chcaky hccaky cchaky cchaky hccaky chcaky cachky acchky ccahky ccahky acchky cachky haccky ahccky hcacky chacky achcky cahcky chakcy hcakcy cahkcy achkcy hackcy ahckcy chkacy hckacy ckhacy kchacy hkcacy khcacy cakhcy ackhcy ckahcy kcahcy akchcy kachcy hakccy ahkccy hkaccy khaccy akhccy kahccy chckay hcckay cchkay cchkay hcckay chckay chkcay hckcay ckhcay kchcay hkccay khccay cckhay cckhay ckchay kcchay ckchay kcchay hckcay chkcay hkccay khccay ckhcay kchcay cackhy acckhy ccakhy ccakhy acckhy cackhy cakchy ackchy ckachy kcachy akcchy kacchy cckahy cckahy ckcahy kccahy ckcahy kccahy ackchy cakchy akcchy kacchy ckachy kcachy hackcy ahckcy hcakcy chakcy achkcy cahkcy hakccy ahkccy hkaccy khaccy akhccy kahccy hckacy chkacy hkcacy khcacy ckhacy kchacy ackhcy cakhcy akchcy kachcy ckahcy kcahcy cyackh ycackh cayckh acyckh yacckh aycckh cycakh yccakh ccyakh ccyakh yccakh cycakh cacykh accykh ccaykh ccaykh accykh cacykh yacckh aycckh ycackh cyackh acyckh cayckh cyakch ycakch caykch acykch yackch ayckch cykach yckach ckyach kcyach ykcach kycach cakych ackych ckaych kcaych akcych kacych yakcch aykcch ykacch kyacch akycch kaycch cyckah ycckah ccykah ccykah ycckah cyckah cykcah yckcah ckycah kcycah ykccah kyccah cckyah cckyah ckcyah kccyah ckcyah kccyah yckcah cykcah ykccah kyccah ckycah kcycah cackyh acckyh ccakyh ccakyh acckyh cackyh cakcyh ackcyh ckacyh kcacyh akccyh kaccyh cckayh cckayh ckcayh kccayh ckcayh kccayh ackcyh cakcyh akccyh kaccyh ckacyh kcacyh yackch ayckch ycakch cyakch acykch caykch yakcch aykcch ykacch kyacch akycch kaycch yckach cykach ykcach kycach ckyach kcyach ackych cakych akcych kacych ckaych kcaych hyackc yhackc hayckc ahyckc yahckc ayhckc hycakc yhcakc hcyakc chyakc ychakc cyhakc hacykc ahcykc hcaykc chaykc achykc cahykc yachkc aychkc ycahkc cyahkc acyhkc cayhkc hyakcc yhakcc haykcc ahykcc yahkcc ayhkcc hykacc yhkacc hkyacc khyacc ykhacc kyhacc hakycc ahkycc hkaycc khaycc akhycc kahycc yakhcc aykhcc ykahcc kyahcc akyhcc kayhcc hyckac yhckac hcykac chykac ychkac cyhkac hykcac yhkcac hkycac khycac ykhcac kyhcac hckyac chkyac hkcyac khcyac ckhyac kchyac yckhac cykhac ykchac kychac ckyhac kcyhac hackyc ahckyc hcakyc chakyc achkyc cahkyc hakcyc ahkcyc hkacyc khacyc akhcyc kahcyc hckayc chkayc hkcayc khcayc ckhayc kchayc ackhyc cakhyc akchyc kachyc ckahyc kcahyc yackhc ayckhc ycakhc cyakhc acykhc caykhc yakchc aykchc ykachc kyachc akychc kaychc yckahc cykahc ykcahc kycahc ckyahc kcyahc ackyhc cakyhc akcyhc kacyhc ckayhc kcayhc
Note: these 'words' (valid or invalid) are all the permutations of the word chyack. These words are obtained by scrambling the letters in chyack.