Dictionary entry

πτῶσις

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

πτῶσις, -εως, ἡ

(< πίπτω), [in LXX chiefly for נֶגֶף, מַפֶּלֶת, and cogn. forms;]

a falling, fall (Plat., Plut., al.): Mt 7:27; metaph., Lk 2:34.†