νομισθῆναι (nomisthenai)
νομισθῆναι is an Ancient Greek form of νομίζω, meaning “to believe, think; hold as custom”. It is the aorist passive infinitive.
Found 26 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 4.18.5: ὃ νῦν ὑμῖν, ὦ Ἀθηναῖοι, καλῶς ἔχει πρὸς ἡμᾶς πρᾶξαι,καὶ μή ποτε ὕστερον, ἢν ἄρα μὴ πειθόμενοι σφαλῆτε, ἃ πολλὰ ἐνδέχεται, νομισθῆναι τύχῃ καὶ τὰ νῦν προχωρήσαντα κρατῆσαι, ἐξὸν ἀκίνδυνον δόκησιν ἰσχύος καὶ ξυνέσεως ἐς τὸ ἔπειτα καταλιπεῖν.
Strabo, Geography 13.1.48: … καὶ τὴν Ἴδην ἀπὸ τῆς ἐν Κρήτῃ προσονομάσαι. Ἡρακλείδης δʼ ὁ Ποντικὸς πληθύοντάς φησι τοὺς μύας περὶ τὸ ἱερὸν νομισθῆναί τε ἱεροὺς καὶ τὸ ξόανον οὕτω κατασκευασθῆναι βεβηκὸς ἐπὶ τῷ μυΐ. ἄλλοι δʼ ἐκ τῆς Ἀττικῆς ἀφῖχθαί τινα Τεῦκρόν …
All forms of νομίζω (conjugation table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.