riched irched rcihed crihed icrhed cirhed rihced irhced rhiced hriced ihrced hirced rchied crhied rhcied hrcied chried hcried ichred cihred ihcred hicred chired hcired ricehd ircehd rciehd criehd icrehd cirehd riechd irechd reichd erichd ierchd eirchd rceihd creihd recihd ercihd cerihd ecrihd icerhd cierhd iecrhd eicrhd ceirhd ecirhd rihecd irhecd rhiecd hriecd ihrecd hirecd riehcd irehcd reihcd erihcd ierhcd eirhcd rheicd hreicd rehicd erhicd hericd ehricd ihercd hiercd iehrcd eihrcd heircd ehircd rcheid crheid rhceid hrceid chreid hcreid rcehid crehid rechid erchid cerhid ecrhid rhecid hrecid rehcid erhcid hercid ehrcid cherid hcerid cehrid echrid hecrid ehcrid icherd ciherd ihcerd hicerd chierd hcierd icehrd ciehrd iechrd eichrd ceihrd ecihrd ihecrd hiecrd iehcrd eihcrd heicrd ehicrd cheird hceird cehird echird hecird ehcird richde irchde rcihde crihde icrhde cirhde rihcde irhcde rhicde hricde ihrcde hircde rchide crhide rhcide hrcide chride hcride ichrde cihrde ihcrde hicrde chirde hcirde ricdhe ircdhe rcidhe cridhe icrdhe cirdhe ridche irdche rdiche driche idrche dirche rcdihe crdihe rdcihe drcihe cdrihe dcrihe icdrhe cidrhe idcrhe dicrhe cdirhe dcirhe rihdce irhdce rhidce hridce ihrdce hirdce ridhce irdhce rdihce drihce idrhce dirhce rhdice hrdice rdhice drhice hdrice dhrice ihdrce hidrce idhrce dihrce hdirce dhirce rchdie crhdie rhcdie hrcdie chrdie hcrdie rcdhie crdhie rdchie drchie cdrhie dcrhie rhdcie hrdcie rdhcie drhcie hdrcie dhrcie chdrie hcdrie cdhrie dchrie hdcrie dhcrie ichdre cihdre ihcdre hicdre chidre hcidre icdhre cidhre idchre dichre cdihre dcihre ihdcre hidcre idhcre dihcre hdicre dhicre chdire hcdire cdhire dchire hdcire dhcire ricedh ircedh rciedh criedh icredh ciredh riecdh irecdh reicdh ericdh iercdh eircdh rceidh creidh recidh ercidh ceridh ecridh icerdh cierdh iecrdh eicrdh ceirdh ecirdh ricdeh ircdeh rcideh crideh icrdeh cirdeh ridceh irdceh rdiceh driceh idrceh dirceh rcdieh crdieh rdcieh drcieh cdrieh dcrieh icdreh cidreh idcreh dicreh cdireh dcireh riedch iredch reidch eridch ierdch eirdch ridech irdech rdiech driech idrech direch redich erdich rdeich dreich edrich derich iedrch eidrch iderch dierch edirch deirch rcedih credih recdih ercdih cerdih ecrdih rcdeih crdeih rdceih drceih cdreih dcreih redcih erdcih rdecih drecih edrcih dercih cedrih ecdrih cderih dcerih edcrih decrih icedrh ciedrh iecdrh eicdrh ceidrh ecidrh icderh ciderh idcerh dicerh cdierh dcierh iedcrh eidcrh idecrh diecrh edicrh deicrh cedirh ecdirh cdeirh dceirh edcirh decirh rihedc irhedc rhiedc hriedc ihredc hiredc riehdc irehdc reihdc erihdc ierhdc eirhdc rheidc hreidc rehidc erhidc heridc ehridc iherdc hierdc iehrdc eihrdc heirdc ehirdc rihdec irhdec rhidec hridec ihrdec hirdec ridhec irdhec rdihec drihec idrhec dirhec rhdiec hrdiec rdhiec drhiec hdriec dhriec ihdrec hidrec idhrec dihrec hdirec dhirec riedhc iredhc reidhc eridhc ierdhc eirdhc ridehc irdehc rdiehc driehc idrehc direhc redihc erdihc rdeihc dreihc edrihc derihc iedrhc eidrhc iderhc dierhc edirhc deirhc rhedic hredic rehdic erhdic herdic ehrdic rhdeic hrdeic rdheic drheic hdreic dhreic redhic erdhic rdehic drehic edrhic derhic hedric ehdric hderic dheric edhric dehric ihedrc hiedrc iehdrc eihdrc heidrc ehidrc ihderc hiderc idherc diherc hdierc dhierc iedhrc eidhrc idehrc diehrc edihrc deihrc hedirc ehdirc hdeirc dheirc edhirc dehirc rchedi crhedi rhcedi hrcedi chredi hcredi rcehdi crehdi rechdi erchdi cerhdi ecrhdi rhecdi hrecdi rehcdi erhcdi hercdi ehrcdi cherdi hcerdi cehrdi echrdi hecrdi ehcrdi rchdei crhdei rhcdei hrcdei chrdei hcrdei rcdhei crdhei rdchei drchei cdrhei dcrhei rhdcei hrdcei rdhcei drhcei hdrcei dhrcei chdrei hcdrei cdhrei dchrei hdcrei dhcrei rcedhi credhi recdhi ercdhi cerdhi ecrdhi rcdehi crdehi rdcehi drcehi cdrehi dcrehi redchi erdchi rdechi drechi edrchi derchi cedrhi ecdrhi cderhi dcerhi edcrhi decrhi rhedci hredci rehdci erhdci herdci ehrdci rhdeci hrdeci rdheci drheci hdreci dhreci redhci erdhci rdehci drehci edrhci derhci hedrci ehdrci hderci dherci edhrci dehrci chedri hcedri cehdri echdri hecdri ehcdri chderi hcderi cdheri dcheri hdceri dhceri cedhri ecdhri cdehri dcehri edchri dechri hedcri ehdcri hdecri dhecri edhcri dehcri ichedr cihedr ihcedr hicedr chiedr hciedr icehdr ciehdr iechdr eichdr ceihdr ecihdr ihecdr hiecdr iehcdr eihcdr heicdr ehicdr cheidr hceidr cehidr echidr hecidr ehcidr ichder cihder ihcder hicder chider hcider icdher cidher idcher dicher cdiher dciher ihdcer hidcer idhcer dihcer hdicer dhicer chdier hcdier cdhier dchier hdcier dhcier icedhr ciedhr iecdhr eicdhr ceidhr ecidhr icdehr cidehr idcehr dicehr cdiehr dciehr iedchr eidchr idechr diechr edichr deichr cedihr ecdihr cdeihr dceihr edcihr decihr ihedcr hiedcr iehdcr eihdcr heidcr ehidcr ihdecr hidecr idhecr dihecr hdiecr dhiecr iedhcr eidhcr idehcr diehcr edihcr deihcr hedicr ehdicr hdeicr dheicr edhicr dehicr chedir hcedir cehdir echdir hecdir ehcdir chdeir hcdeir cdheir dcheir hdceir dhceir cedhir ecdhir cdehir dcehir edchir dechir hedcir ehdcir hdecir dhecir edhcir dehcir
Note: these 'words' (valid or invalid) are all the permutations of the word riched. These words are obtained by scrambling the letters in riched.