Simple past tense and past participle of sunder. (verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "sundered" in a sentence
"Now the two are once again sundered from each other, and the literary fact, like the other objects that make up our social reality, cries out for commentary, for interpretation, for decipherment, for diagnosis."
"The logic of these morally obtuse but deeply sentimental preenings of high-office holders is disturbing on many levels, but principally because it dramatizes something real: liberals, long sundered from the lineaments of any majoritarian politics, have succumbed to the worship of getting and holding power for its own sake."
"But the French agent was not to be sundered from the American who remembered the book of Delcassé."