umped muped upmed pumed mpued pmued umepd muepd uempd eumpd meupd emupd upemd puemd uepmd eupmd peumd epumd mpeud pmeud mepud empud pemud epmud umpde mupde upmde pumde mpude pmude umdpe mudpe udmpe dumpe mdupe dmupe updme pudme udpme dupme pdume dpume mpdue pmdue mdpue dmpue pdmue dpmue umedp muedp uemdp eumdp meudp emudp umdep mudep udmep dumep mduep dmuep uedmp eudmp udemp duemp edump deump medup emdup mdeup dmeup edmup demup upedm puedm uepdm eupdm peudm epudm updem pudem udpem dupem pduem dpuem uedpm eudpm udepm duepm edupm deupm pedum epdum pdeum dpeum edpum depum mpedu pmedu mepdu empdu pemdu epmdu mpdeu pmdeu mdpeu dmpeu pdmeu dpmeu medpu emdpu mdepu dmepu edmpu dempu pedmu epdmu pdemu dpemu edpmu depmu
Note: these 'words' (valid or invalid) are all the permutations of the word umped. These words are obtained by scrambling the letters in umped.