Simple past tense and past participle of joust.(verb)
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Use "jousted" in a sentence
"Such a great acting showcase for both Anthony Stewart Head and David Tennant as they "jousted" in the pool area...."
"It's a major score for Singapore's exchange, which has jousted with Hong Kong's in the last few years for the title of liveliest destination for new public companies."
"He was an armorer and blacksmith who trained horses and jousted at Renaissance Faires."