Simple past tense and past participle of shamble.(verb)
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Use "shambled" in a sentence
"A leathery and tanned creature, an elderly lemkin shambled between lines of his brethren, leaning upon a stick."
"The boy looked at Skinner in surprise, then without a word shambled into the inside office."
"“All in good time,” Sangjo replied, “but first—” He gestured into the next cell, in which twenty or thirty rotting bodies shambled around in the darkness."