hazer ahzer hzaer zhaer azher zaher haezr ahezr heazr ehazr aehzr eahzr hzear zhear hezar ehzar zehar ezhar azehr zaehr aezhr eazhr zeahr ezahr hazre ahzre hzare zhare azhre zahre harze ahrze hraze rhaze arhze rahze hzrae zhrae hrzae rhzae zrhae rzhae azrhe zarhe arzhe razhe zrahe rzahe haerz aherz hearz eharz aehrz eahrz harez ahrez hraez rhaez arhez rahez heraz ehraz hreaz rheaz erhaz rehaz aerhz earhz arehz raehz erahz reahz hzera zhera hezra ehzra zehra ezhra hzrea zhrea hrzea rhzea zrhea rzhea herza ehrza hreza rheza erhza rehza zerha ezrha zreha rzeha erzha rezha azerh zaerh aezrh eazrh zearh ezarh azreh zareh arzeh razeh zraeh rzaeh aerzh earzh arezh raezh erazh reazh zerah ezrah zreah rzeah erzah rezah
Note: these 'words' (valid or invalid) are all the permutations of the word hazer. These words are obtained by scrambling the letters in hazer.