the.com/bastion
A fortress corner that juts out so nothing can hide from its guns.
means A stronghold, or anything that staunchly defends a cause, value, or way of life.
from From Italian bastione, a projecting fortification, via the verb bastire, to build — itself rooted in Frankish words for cobbling defenses together.
Pointed shapeBuilt as angular spurs to eliminate blind spots.
Star fortsMultiple bastions formed the iconic star-shaped citadel.
Figurative leapNow defends ideas as often as walls.