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v. Simple past tense and past participle of triplicate.

"Between them they stowed away a prodigious amount of food, this man and woman, and it was not till I had duplicated and triplicated their original orders that they showed signs of easing down."

triplicated    triplicates    triplicating   

copy    reproduce   

triplicate ratio   

threefold    tripled    treble   

microtiter    rear-view    `amateurs'    anomeric    less-substituted