cider icder cdier dcier idcer dicer ciedr icedr ceidr ecidr iecdr eicdr cdeir dceir cedir ecdir decir edcir idecr diecr iedcr eidcr deicr edicr cidre icdre cdire dcire idcre dicre cirde icrde cride rcide ircde ricde cdrie dcrie crdie rcdie drcie rdcie idrce dirce irdce ridce drice rdice cierd icerd ceird ecird iecrd eicrd cired icred cried rcied irced riced cerid ecrid creid rceid ercid recid iercd eircd irecd riecd ericd reicd cderi dceri cedri ecdri decri edcri cdrei dcrei crdei rcdei drcei rdcei cerdi ecrdi credi rcedi ercdi recdi derci edrci dreci rdeci erdci redci iderc dierc iedrc eidrc deirc edirc idrec direc irdec ridec driec rdiec ierdc eirdc iredc riedc eridc reidc deric edric dreic rdeic erdic redic
Note: these 'words' (valid or invalid) are all the permutations of the word cider. These words are obtained by scrambling the letters in cider.