ἀναγκαίας (anankaias)
ἀναγκαίας is an Ancient Greek form of ἀναγκαῖος, meaning “necessary; close (kinsman)”. It is the genitive singular feminine adjective.
It can also be a form of ἀναγκαίη, “necessity, compulsion”.
Found 101 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 2.70.1: … λλον ἀπανίστασαν τοὺς Ἀθηναίους ὅ τε σῖτος ἐπελελοίπει, καὶ ἄλλα τε πολλὰ ἐπεγεγένητο αὐτόθι ἤδη βρώσεως πέρι ἀναγκαίας καί τινες καὶ ἀλλήλων ἐγέγευντο, οὕτω δὴ λόγους προσφέρουσι περὶ ξυμβάσεως τοῖς στρατηγοῖς τῶν Ἀθηναίων τοῖς …
All forms of ἀναγκαῖος (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.