opiniosus
From LSJ
ἐπὶ τῷ μὴ κοινωνικῶς χρῆσθαι τοῖς εὐτυχήμασι → for not having used their success in a spirit of partnership
ἐπὶ τῷ μὴ κοινωνικῶς χρῆσθαι τοῖς εὐτυχήμασι → for not having used their success in a spirit of partnership
ŏpīnĭōsus: a, um, adj. opinio,
I fixed or set in opinion (rare): Antipater et Archidemus opiniosissimi homines, * Cic. Ac. 2, 47, 143 dub.; Tert. adv. Marc. 4, 35.