κτῆσιν (ktesin)
κτῆσιν is an Ancient Greek form of κτῆσις, meaning “possession, acquisition”. It is the accusative singular feminine noun.
Found 215 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 1.8.3: καὶ οἱ παρὰ θάλασσαν ἄνθρωποι μᾶλλον ἤδη τὴν κτῆσιν τῶν χρημάτων ποιούμενοι βεβαιότερον ᾤκουν, καί τινες καὶ τείχη περιεβάλλοντο ὡς πλουσιώτεροι ἑαυτῶν γιγνόμενο …
All forms of κτῆσις (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.