favor afvor fvaor vfaor avfor vafor faovr afovr foavr ofavr aofvr oafvr fvoar vfoar fovar ofvar vofar ovfar avofr vaofr aovfr oavfr voafr ovafr favro afvro fvaro vfaro avfro vafro farvo afrvo fravo rfavo arfvo rafvo fvrao vfrao frvao rfvao vrfao rvfao avrfo varfo arvfo ravfo vrafo rvafo faorv aforv foarv ofarv aofrv oafrv farov afrov fraov rfaov arfov rafov forav ofrav froav rfoav orfav rofav aorfv oarfv arofv raofv orafv roafv fvora vfora fovra ofvra vofra ovfra fvroa vfroa frvoa rfvoa vrfoa rvfoa forva ofrva frova rfova orfva rofva vorfa ovrfa vrofa rvofa orvfa rovfa avorf vaorf aovrf oavrf voarf ovarf avrof varof arvof ravof vraof rvaof aorvf oarvf arovf raovf oravf roavf voraf ovraf vroaf rvoaf orvaf rovaf
Note: these 'words' (valid or invalid) are all the permutations of the word favor. These words are obtained by scrambling the letters in favor.