1‘the inner-city ring road follows the line of the ancient bulwarks’
wall, rampart, fortification, parapet, stockade, palisade, barricade, embankment, earthwork, breastwork, berm
2‘a bulwark of liberty’
protector, protection, guard, defence, defender, support, supporter, prop, buttress, mainstay, bastion, safeguard, stronghold
We take a look at several popular, though confusing, punctuation marks.