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v. Present participle of retort.

"Haughton, the amalgamator at the "Big Surprise" crushing-mill, as he turned wearily away from the battery-tables to look at his "retorting" fire, cursed silently but vigorously at his folly in staying there."

retorted    retorting    retorts   

respond    answer    reply   

reverberate    reflect    answer    repartee   

rejoinder    sarcasm    reply    repartee    rebuke