Simple past tense and past participle of bulwark.(verb)
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Use "bulwarked" in a sentence
"He didn't say that the British way is better, cleaner, more constitutionally bulwarked – because, actually, it isn't."
"The Nationals bulwarked his effort with a breakout offensive night, led by Dunn's monstrous two-run home run in the second inning and capped when Ian Desmond - who had struck out four times Monday night and then refused a day off Tuesday - blasted a solo shot in the ninth."
"Christopher Wren's great fire Monument in the City of London is to be surrounded bulwarked by this bizarre, pleated accordion mirror-building which will leave only the tip of the Monument visible, serving as part of a giant sundial."