cheeky hceeky ceheky echeky heceky ehceky cheeky hceeky ceheky echeky heceky ehceky ceehky ecehky ceehky ecehky eechky eechky heecky ehecky heecky ehecky eehcky eehcky chekey hcekey cehkey echkey heckey ehckey chkeey hckeey ckheey kcheey hkceey khceey cekhey eckhey ckehey kcehey ekchey kechey hekcey ehkcey hkecey khecey ekhcey kehcey chekey hcekey cehkey echkey heckey ehckey chkeey hckeey ckheey kcheey hkceey khceey cekhey eckhey ckehey kcehey ekchey kechey hekcey ehkcey hkecey khecey ekhcey kehcey ceekhy ecekhy ceekhy ecekhy eeckhy eeckhy cekehy eckehy ckeehy kceehy ekcehy kecehy cekehy eckehy ckeehy kceehy ekcehy kecehy eekchy eekchy ekechy keechy ekechy keechy heekcy ehekcy heekcy ehekcy eehkcy eehkcy hekecy ehkecy hkeecy kheecy ekhecy kehecy hekecy ehkecy hkeecy kheecy ekhecy kehecy eekhcy eekhcy ekehcy keehcy ekehcy keehcy cheeyk hceeyk ceheyk echeyk heceyk ehceyk cheeyk hceeyk ceheyk echeyk heceyk ehceyk ceehyk ecehyk ceehyk ecehyk eechyk eechyk heecyk ehecyk heecyk ehecyk eehcyk eehcyk cheyek hceyek cehyek echyek hecyek ehcyek chyeek hcyeek cyheek ycheek hyceek yhceek ceyhek ecyhek cyehek ycehek eychek yechek heycek ehycek hyecek yhecek eyhcek yehcek cheyek hceyek cehyek echyek hecyek ehcyek chyeek hcyeek cyheek ycheek hyceek yhceek ceyhek ecyhek cyehek ycehek eychek yechek heycek ehycek hyecek yhecek eyhcek yehcek ceeyhk eceyhk ceeyhk eceyhk eecyhk eecyhk ceyehk ecyehk cyeehk yceehk eycehk yecehk ceyehk ecyehk cyeehk yceehk eycehk yecehk eeychk eeychk eyechk yeechk eyechk yeechk heeyck eheyck heeyck eheyck eehyck eehyck heyeck ehyeck hyeeck yheeck eyheck yeheck heyeck ehyeck hyeeck yheeck eyheck yeheck eeyhck eeyhck eyehck yeehck eyehck yeehck chekye hcekye cehkye echkye heckye ehckye chkeye hckeye ckheye kcheye hkceye khceye cekhye eckhye ckehye kcehye ekchye kechye hekcye ehkcye hkecye khecye ekhcye kehcye cheyke hceyke cehyke echyke hecyke ehcyke chyeke hcyeke cyheke ycheke hyceke yhceke ceyhke ecyhke cyehke ycehke eychke yechke heycke ehycke hyecke yhecke eyhcke yehcke chkyee hckyee ckhyee kchyee hkcyee khcyee chykee hcykee cyhkee ychkee hyckee yhckee ckyhee kcyhee cykhee yckhee kychee ykchee hkycee khycee hykcee yhkcee kyhcee ykhcee cekyhe eckyhe ckeyhe kceyhe ekcyhe kecyhe ceykhe ecykhe cyekhe ycekhe eyckhe yeckhe ckyehe kcyehe cykehe yckehe kycehe ykcehe ekyche keyche eykche yekche kyeche ykeche hekyce ehkyce hkeyce kheyce ekhyce kehyce heykce ehykce hyekce yhekce eyhkce yehkce hkyece khyece hykece yhkece kyhece ykhece ekyhce keyhce eykhce yekhce kyehce ykehce chekye hcekye cehkye echkye heckye ehckye chkeye hckeye ckheye kcheye hkceye khceye cekhye eckhye ckehye kcehye ekchye kechye hekcye ehkcye hkecye khecye ekhcye kehcye cheyke hceyke cehyke echyke hecyke ehcyke chyeke hcyeke cyheke ycheke hyceke yhceke ceyhke ecyhke cyehke ycehke eychke yechke heycke ehycke hyecke yhecke eyhcke yehcke chkyee hckyee ckhyee kchyee hkcyee khcyee chykee hcykee cyhkee ychkee hyckee yhckee ckyhee kcyhee cykhee yckhee kychee ykchee hkycee khycee hykcee yhkcee kyhcee ykhcee cekyhe eckyhe ckeyhe kceyhe ekcyhe kecyhe ceykhe ecykhe cyekhe ycekhe eyckhe yeckhe ckyehe kcyehe cykehe yckehe kycehe ykcehe ekyche keyche eykche yekche kyeche ykeche hekyce ehkyce hkeyce kheyce ekhyce kehyce heykce ehykce hyekce yhekce eyhkce yehkce hkyece khyece hykece yhkece kyhece ykhece ekyhce keyhce eykhce yekhce kyehce ykehce ceekyh ecekyh ceekyh ecekyh eeckyh eeckyh cekeyh eckeyh ckeeyh kceeyh ekceyh keceyh cekeyh eckeyh ckeeyh kceeyh ekceyh keceyh eekcyh eekcyh ekecyh keecyh ekecyh keecyh ceeykh eceykh ceeykh eceykh eecykh eecykh ceyekh ecyekh cyeekh yceekh eycekh yecekh ceyekh ecyekh cyeekh yceekh eycekh yecekh eeyckh eeyckh eyeckh yeeckh eyeckh yeeckh cekyeh eckyeh ckeyeh kceyeh ekcyeh kecyeh ceykeh ecykeh cyekeh ycekeh eyckeh yeckeh ckyeeh kcyeeh cykeeh yckeeh kyceeh ykceeh ekyceh keyceh eykceh yekceh kyeceh ykeceh cekyeh eckyeh ckeyeh kceyeh ekcyeh kecyeh ceykeh ecykeh cyekeh ycekeh eyckeh yeckeh ckyeeh kcyeeh cykeeh yckeeh kyceeh ykceeh ekyceh keyceh eykceh yekceh kyeceh ykeceh eekych eekych ekeych keeych ekeych keeych eeykch eeykch eyekch yeekch eyekch yeekch ekyech keyech eykech yekech kyeech ykeech ekyech keyech eykech yekech kyeech ykeech heekyc ehekyc heekyc ehekyc eehkyc eehkyc hekeyc ehkeyc hkeeyc kheeyc ekheyc keheyc hekeyc ehkeyc hkeeyc kheeyc ekheyc keheyc eekhyc eekhyc ekehyc keehyc ekehyc keehyc heeykc eheykc heeykc eheykc eehykc eehykc heyekc ehyekc hyeekc yheekc eyhekc yehekc heyekc ehyekc hyeekc yheekc eyhekc yehekc eeyhkc eeyhkc eyehkc yeehkc eyehkc yeehkc hekyec ehkyec hkeyec kheyec ekhyec kehyec heykec ehykec hyekec yhekec eyhkec yehkec hkyeec khyeec hykeec yhkeec kyheec ykheec ekyhec keyhec eykhec yekhec kyehec ykehec hekyec ehkyec hkeyec kheyec ekhyec kehyec heykec ehykec hyekec yhekec eyhkec yehkec hkyeec khyeec hykeec yhkeec kyheec ykheec ekyhec keyhec eykhec yekhec kyehec ykehec eekyhc eekyhc ekeyhc keeyhc ekeyhc keeyhc eeykhc eeykhc eyekhc yeekhc eyekhc yeekhc ekyehc keyehc eykehc yekehc kyeehc ykeehc ekyehc keyehc eykehc yekehc kyeehc ykeehc
Note: these 'words' (valid or invalid) are all the permutations of the word cheeky. These words are obtained by scrambling the letters in cheeky.