Simple past tense and past participle of unearth.(verb)
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Use "unearthed" in a sentence
"The skull is part of a partial skeleton unearthed from a cave in South Africa that belongs to a previously unclassified species of hominid."
"If, however, I had to single out one particular moment or individual, or rather one spice, it would be the cloves unearthed from the Syrian desert and dated to around 1720 BC."
"So Martin unearthed a carbon copy of "Star-dust," and during the reading of it Brissenden chuckled, rubbed his hands, and forgot to sip his toddy."