obstruct
ub-STRUKTverbMeaning to block a path, passage or view
Memory hook OB-STRUCT: a STRUCTURE in the way. A huge log lies across the road like a wall, and the bus cannot get past. The log obstructs the road.
A fallen tree obstructed the road to the lake.
In context The new billboard obstructs the view from the old inn; guests who once watched the sunset over the bay now stare at a giant sign.
Similar block, bar, clog, barricade
Opposite clear, open, free
From Latin obstruere, “to build against, block”: ob (against) + struere (to pile up, build).