G4431–πτῶσις–ptōsis

The rain came down, the floods came, and the winds blew, and beat on that house; and it fell--and great was its fall."

πτῶσις ptōsis “fall”

and Simeon blessed them, and said to Mary, his mother, "Behold, this child is set for the falling and the rising of many in Israel, and for a sign which is spoken against.

πτῶσιν ptōsin “[the] falling”