hidder ihdder hdider dhider idhder dihder hidder ihdder hdider dhider idhder dihder hddier dhdier hddier dhdier ddhier ddhier iddher didher iddher didher ddiher ddiher hidedr ihdedr hdiedr dhiedr idhedr dihedr hieddr iheddr heiddr ehiddr iehddr eihddr hdeidr dheidr hedidr ehdidr dehidr edhidr idehdr diehdr iedhdr eidhdr deihdr edihdr hidedr ihdedr hdiedr dhiedr idhedr dihedr hieddr iheddr heiddr ehiddr iehddr eihddr hdeidr dheidr hedidr ehdidr dehidr edhidr idehdr diehdr iedhdr eidhdr deihdr edihdr hddeir dhdeir hddeir dhdeir ddheir ddheir hdedir dhedir heddir ehddir dehdir edhdir hdedir dhedir heddir ehddir dehdir edhdir ddehir ddehir dedhir eddhir dedhir eddhir iddehr didehr iddehr didehr ddiehr ddiehr idedhr diedhr ieddhr eiddhr deidhr edidhr idedhr diedhr ieddhr eiddhr deidhr edidhr ddeihr ddeihr dedihr eddihr dedihr eddihr hiddre ihddre hdidre dhidre idhdre dihdre hiddre ihddre hdidre dhidre idhdre dihdre hddire dhdire hddire dhdire ddhire ddhire iddhre didhre iddhre didhre ddihre ddihre hidrde ihdrde hdirde dhirde idhrde dihrde hirdde ihrdde hridde rhidde irhdde rihdde hdride dhride hrdide rhdide drhide rdhide idrhde dirhde irdhde ridhde drihde rdihde hidrde ihdrde hdirde dhirde idhrde dihrde hirdde ihrdde hridde rhidde irhdde rihdde hdride dhride hrdide rhdide drhide rdhide idrhde dirhde irdhde ridhde drihde rdihde hddrie dhdrie hddrie dhdrie ddhrie ddhrie hdrdie dhrdie hrddie rhddie drhdie rdhdie hdrdie dhrdie hrddie rhddie drhdie rdhdie ddrhie ddrhie drdhie rddhie drdhie rddhie iddrhe didrhe iddrhe didrhe ddirhe ddirhe idrdhe dirdhe irddhe riddhe dridhe rdidhe idrdhe dirdhe irddhe riddhe dridhe rdidhe ddrihe ddrihe drdihe rddihe drdihe rddihe hiderd ihderd hdierd dhierd idherd diherd hiedrd ihedrd heidrd ehidrd iehdrd eihdrd hdeird dheird hedird ehdird dehird edhird idehrd diehrd iedhrd eidhrd deihrd edihrd hidred ihdred hdired dhired idhred dihred hirded ihrded hrided rhided irhded rihded hdried dhried hrdied rhdied drhied rdhied idrhed dirhed irdhed ridhed drihed rdihed hierdd iherdd heirdd ehirdd iehrdd eihrdd hiredd ihredd hriedd rhiedd irhedd rihedd heridd ehridd hreidd rheidd erhidd rehidd ierhdd eirhdd irehdd riehdd erihdd reihdd hderid dherid hedrid ehdrid dehrid edhrid hdreid dhreid hrdeid rhdeid drheid rdheid herdid ehrdid hredid rhedid erhdid rehdid derhid edrhid drehid rdehid erdhid redhid iderhd dierhd iedrhd eidrhd deirhd edirhd idrehd direhd irdehd ridehd driehd rdiehd ierdhd eirdhd iredhd riedhd eridhd reidhd derihd edrihd dreihd rdeihd erdihd redihd hiderd ihderd hdierd dhierd idherd diherd hiedrd ihedrd heidrd ehidrd iehdrd eihdrd hdeird dheird hedird ehdird dehird edhird idehrd diehrd iedhrd eidhrd deihrd edihrd hidred ihdred hdired dhired idhred dihred hirded ihrded hrided rhided irhded rihded hdried dhried hrdied rhdied drhied rdhied idrhed dirhed irdhed ridhed drihed rdihed hierdd iherdd heirdd ehirdd iehrdd eihrdd hiredd ihredd hriedd rhiedd irhedd rihedd heridd ehridd hreidd rheidd erhidd rehidd ierhdd eirhdd irehdd riehdd erihdd reihdd hderid dherid hedrid ehdrid dehrid edhrid hdreid dhreid hrdeid rhdeid drheid rdheid herdid ehrdid hredid rhedid erhdid rehdid derhid edrhid drehid rdehid erdhid redhid iderhd dierhd iedrhd eidrhd deirhd edirhd idrehd direhd irdehd ridehd driehd rdiehd ierdhd eirdhd iredhd riedhd eridhd reidhd derihd edrihd dreihd rdeihd erdihd redihd hdderi dhderi hdderi dhderi ddheri ddheri hdedri dhedri heddri ehddri dehdri edhdri hdedri dhedri heddri ehddri dehdri edhdri ddehri ddehri dedhri eddhri dedhri eddhri hddrei dhdrei hddrei dhdrei ddhrei ddhrei hdrdei dhrdei hrddei rhddei drhdei rdhdei hdrdei dhrdei hrddei rhddei drhdei rdhdei ddrhei ddrhei drdhei rddhei drdhei rddhei hderdi dherdi hedrdi ehdrdi dehrdi edhrdi hdredi dhredi hrdedi rhdedi drhedi rdhedi herddi ehrddi hreddi rheddi erhddi rehddi derhdi edrhdi drehdi rdehdi erdhdi redhdi hderdi dherdi hedrdi ehdrdi dehrdi edhrdi hdredi dhredi hrdedi rhdedi drhedi rdhedi herddi ehrddi hreddi rheddi erhddi rehddi derhdi edrhdi drehdi rdehdi erdhdi redhdi dderhi dderhi dedrhi eddrhi dedrhi eddrhi ddrehi ddrehi drdehi rddehi drdehi rddehi derdhi edrdhi dredhi rdedhi erddhi reddhi derdhi edrdhi dredhi rdedhi erddhi reddhi idderh diderh idderh diderh ddierh ddierh idedrh diedrh ieddrh eiddrh deidrh edidrh idedrh diedrh ieddrh eiddrh deidrh edidrh ddeirh ddeirh dedirh eddirh dedirh eddirh iddreh didreh iddreh didreh ddireh ddireh idrdeh dirdeh irddeh riddeh drideh rdideh idrdeh dirdeh irddeh riddeh drideh rdideh ddrieh ddrieh drdieh rddieh drdieh rddieh iderdh dierdh iedrdh eidrdh deirdh edirdh idredh diredh irdedh ridedh driedh rdiedh ierddh eirddh ireddh rieddh eriddh reiddh deridh edridh dreidh rdeidh erdidh redidh iderdh dierdh iedrdh eidrdh deirdh edirdh idredh diredh irdedh ridedh driedh rdiedh ierddh eirddh ireddh rieddh eriddh reiddh deridh edridh dreidh rdeidh erdidh redidh dderih dderih dedrih eddrih dedrih eddrih ddreih ddreih drdeih rddeih drdeih rddeih derdih edrdih dredih rdedih erddih reddih derdih edrdih dredih rdedih erddih reddih
Note: these 'words' (valid or invalid) are all the permutations of the word hidder. These words are obtained by scrambling the letters in hidder.