Irruption
Irruption , noun
[Latin irruptio: compare French irruption. See Irrupted.]
1.
A bursting in; a sudden, violent rushing into a place; as, irruptions of the sea.
Lest evil tidings, with too rude irruption
Hitting thy aged ear, should pierce too deep.
2.
A sudden and violent inroad, or entrance of invaders; as, the irruptions of the Goths into Italy. — Addison