ἔριδος (eridos)
ἔριδος is an Ancient Greek form of ἔρις, meaning “strife, quarrel”. It is the genitive singular feminine noun.
Found 53 times in the Ancient Greek texts on Socratos.
Where it is used
Diogenes Laertius, Vitae philosophorum 4.7.52: … εν. εὐφυὴς γὰρ ἦν καὶ παρῳδῆσαι· οἷά ἐστιν αὐτοῦ καὶ ταῦτα· ὦ πέπον Ἀρχύτα, ψαλληγενές, ὀλβιότυφε, τῆς ὑπάτης ἔριδος πάντων ἐμπειρότατʼ ἀνδρῶν.
Sophocles, Ajax 1163: ἔσται μεγάλης ἔριδός τις ἀγών.
Lucian of Samosata, Symposium 35: … νος τὰς γυναῖκας. καὶ ἐμοὶ ἐδόκει, ὡς ἂν ἄριστά τις εἰκάσειεν, ὁμοιότατα εἶναι τὰ ἐν τῷ συμποσίῳ οἷς περὶ τῆς Ἔριδος οἱ ποιηταὶ λέγουσιν· οὐ γὰρ κληθεῖσαν αὐτὴν ἐς τοῦ Πηλέως τὸν γάμον ῥῖψαι τὸ μῆλον εἰς τὸ σύνδειπνον, ἀφʼ οὗ …
All forms of ἔρις (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.