Simple past tense and past participle of couple.(verb)
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Use "coupled" in a sentence
"Miss Bart felt an inward motion of annoyance: it was distasteful enough to hear her name coupled with Trenor’s, and on Rosedale’s lips the allusion was peculiarly unpleasant."
"In the New World, Spain coupled religious orthodoxy with political conquest."
"Among the findings were that mothers in coupled relationships provided almost twice the hours per day involved in child care (11.1 hours) as did fathers in coupled relationships, (6.29 hours) while single mothers provided 9.5 hours a day in child care."