retear ertear rteear treear etrear terear reetar eretar reetar eretar eertar eertar rteear treear retear ertear terear etrear eterar teerar eetrar eetrar teerar eterar retaer ertaer rteaer treaer etraer teraer reater erater raeter areter earter aerter rtaeer traeer rateer arteer tareer atreer etarer tearer eatrer aetrer taerer aterer reeatr ereatr reeatr ereatr eeratr eeratr reaetr eraetr raeetr areetr earetr aeretr reaetr eraetr raeetr areetr earetr aeretr eeartr eeartr eaertr aeertr eaertr aeertr rteaer treaer retaer ertaer teraer etraer rtaeer traeer rateer arteer tareer atreer reater erater raeter areter earter aerter tearer etarer taerer aterer eatrer aetrer etearr teearr eetarr eetarr teearr etearr etaerr teaerr eaterr aeterr taeerr ateerr eeatrr eeatrr eaetrr aeetrr eaetrr aeetrr teaerr etaerr taeerr ateerr eaterr aeterr retera ertera rteera treera etrera terera reetra eretra reetra eretra eertra eertra rteera treera retera ertera terera etrera eterra teerra eetrra eetrra teerra eterra retrea ertrea rterea trerea etrrea terrea rertea errtea rretea rretea errtea rertea rtreea trreea rrteea rrteea trreea rtreea etrrea terrea ertrea retrea trerea rterea reerta ererta reerta ererta eerrta eerrta rereta erreta rreeta rreeta erreta rereta rereta erreta rreeta rreeta erreta rereta eerrta eerrta ererta reerta ererta reerta rterea trerea retrea ertrea terrea etrrea rtreea trreea rrteea rrteea trreea rtreea rertea errtea rretea rretea errtea rertea terrea etrrea trerea rterea ertrea retrea eterra teerra eetrra eetrra teerra eterra etrera terera ertera retera treera rteera eertra eertra eretra reetra eretra reetra terera etrera treera rteera ertera retera retare ertare rteare treare etrare terare reatre eratre raetre aretre eartre aertre rtaere traere ratere artere tarere atrere etarre tearre eatrre aetrre taerre aterre retrae ertrae rterae trerae etrrae terrae rertae errtae rretae rretae errtae rertae rtreae trreae rrteae rrteae trreae rtreae etrrae terrae ertrae retrae trerae rterae rearte erarte raerte arerte earrte aerrte rerate errate rreate rreate errate rerate rarete arrete rraete rraete arrete rarete earrte aerrte erarte rearte arerte raerte rtaree traree ratree artree tarree atrree rtraee trraee rrtaee rrtaee trraee rtraee rartee arrtee rratee rratee arrtee rartee tarree atrree traree rtaree artree ratree etarre tearre eatrre aetrre taerre aterre etrare terare ertare retare treare rteare eartre aertre eratre reatre aretre raetre tarere atrere traere rtaere artere ratere reeart ereart reeart ereart eerart eerart reaert eraert raeert areert earert aerert reaert eraert raeert areert earert aerert eearrt eearrt eaerrt aeerrt eaerrt aeerrt reerat ererat reerat ererat eerrat eerrat rereat erreat rreeat rreeat erreat rereat rereat erreat rreeat rreeat erreat rereat eerrat eerrat ererat reerat ererat reerat rearet eraret raeret areret earret aerret reraet erraet rreaet rreaet erraet reraet rareet arreet rraeet rraeet arreet rareet earret aerret eraret rearet areret raeret rearet eraret raeret areret earret aerret reraet erraet rreaet rreaet erraet reraet rareet arreet rraeet rraeet arreet rareet earret aerret eraret rearet areret raeret eearrt eearrt eaerrt aeerrt eaerrt aeerrt eerart eerart ereart reeart ereart reeart earert aerert eraert reaert areert raeert earert aerert eraert reaert areert raeert rteare treare retare ertare terare etrare rtaere traere ratere artere tarere atrere reatre eratre raetre aretre eartre aertre tearre etarre taerre aterre eatrre aetrre rterae trerae retrae ertrae terrae etrrae rtreae trreae rrteae rrteae trreae rtreae rertae errtae rretae rretae errtae rertae terrae etrrae trerae rterae ertrae retrae rtaree traree ratree artree tarree atrree rtraee trraee rrtaee rrtaee trraee rtraee rartee arrtee rratee rratee arrtee rartee tarree atrree traree rtaree artree ratree rearte erarte raerte arerte earrte aerrte rerate errate rreate rreate errate rerate rarete arrete rraete rraete arrete rarete earrte aerrte erarte rearte arerte raerte tearre etarre taerre aterre eatrre aetrre terare etrare treare rteare ertare retare tarere atrere traere rtaere artere ratere eartre aertre eratre reatre aretre raetre etearr teearr eetarr eetarr teearr etearr etaerr teaerr eaterr aeterr taeerr ateerr eeatrr eeatrr eaetrr aeetrr eaetrr aeetrr teaerr etaerr taeerr ateerr eaterr aeterr eterar teerar eetrar eetrar teerar eterar etrear terear ertear retear treear rteear eertar eertar eretar reetar eretar reetar terear etrear treear rteear ertear retear etarer tearer eatrer aetrer taerer aterer etraer teraer ertaer retaer treaer rteaer earter aerter erater reater areter raeter tareer atreer traeer rtaeer arteer rateer eeartr eeartr eaertr aeertr eaertr aeertr eeratr eeratr ereatr reeatr ereatr reeatr earetr aeretr eraetr reaetr areetr raeetr earetr aeretr eraetr reaetr areetr raeetr tearer etarer taerer aterer eatrer aetrer teraer etraer treaer rteaer ertaer retaer tareer atreer traeer rtaeer arteer rateer earter aerter erater reater areter raeter
Note: these 'words' (valid or invalid) are all the permutations of the word retear. These words are obtained by scrambling the letters in retear.