τειχομαχία
From LSJ
Δεῖ τοὺς μὲν εἶναι δυστυχεῖς, τοὺς δ' εὐτυχεῖς → Aliis necesse est bene sit, aliis sit male → Die einen trifft das Unglück, andere das Glück
English (LSJ)
Ion. -ιη, ἡ,
A battle with walls, i.e. siege, Hdt.9.70, Jul.Or.2.65d: the twelfth book of the Iliad was so called, Pl.Ion 539b.