Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
αποστάτισ a defecting LXX.Ezra.4.15
αποστάτιν defecting LXX.Ezra.4.12

Liddell-Scott-Jones

ἀποστάτις (apostatis) a defecting G:N-F

ἀποστάτις-στάτις [τᾰ], ιδος, ,

peculiar feminine of ἀποστάτιςστάτης, . πόλις[LXX+1st c.AD+]