Simple past tense and past participle of instigate.(verb)
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Use "instigated" in a sentence
"But the team – Clay, Jensen, Roque, Pooch and Cougar – soon find that they have become the target of a deadly double cross, instigated from the inside by a powerful enemy known only as Max."
"But the team — Clay, Jensen, Roque, Pooch and Cougar — soon find that they have become the target of a deadly double cross, instigated from the inside by a powerful enemy known only as Max."
"Replays in overtime are instigated from the booth, not by coaches 'challenges."