expression, godan verb (-ku)
build an embankment
Literal expression for constructing an embankment or levee, often along a river or coast.
川の氾濫を防ぐために堤を築く。
They build an embankment to prevent the river from flooding.
Compound of 堤 (embankment) + を (object marker) + 築く (to build). The derivation is straightforward from its components.