τάχιστα (tachista)
τάχιστα is an Ancient Greek form of ταχύς, meaning “swift, quick”. It is the accusative plural neuter adjective.
It can also be a form of τάχιστος, “fastest, quickest”.
Found 875 times in the Ancient Greek texts on Socratos.
Where it is used
Apollonius Rhodius, Argonautica 4.1243: λάβρον ἐποιχόμενον—μυχάτῃ ἐνέωσε τάχιστα
Thucydides, History of the Peloponnesian War 6.93.2: … τοῖς Συρακοσίοις ἐκέλευον μετ’ ἐκείνων καὶ τῶν Κορινθίων βουλευόμενον ποιεῖν ὅπῃ ἐκ τῶν παρόντων μάλιστα καὶ τάχιστά τις ὠφελία ἥξει τοῖς ἐκεῖ.
Plutarch, De Genio Socratis 27: … πίνων, ἐπυνθάνετο τῶν ὑπηρετῶν ὅ τι βούλοιντο. λέγει δʼ ἅτερος Ἀρχίας καὶ Φίλιππος ἔπεμψαν ἡμᾶς κελεύοντες ὡς τάχιστὰ σʼ ἣκειν πρὸς αὐτούς. ἐρομένου τοῦ Χάρωνος, τίς ἡ σπουδὴ τῆς τηνικαῦτα μεταπέμψεως αὐτοῦ καὶ μή τι καινότερον …
All forms of ταχύς (declension 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.