The word "two-ton" signifies something that weighs two tons or 4,000 pounds. The antonyms, or opposite words, for "two-ton" can include tiny, light, small, and lightweight. These words imply something that is not heavy or burdensome, but rather delicate and easy to handle. Other antonyms for "two-ton" can include flimsy, frail, weak, and insubstantial. These words represent objects or materials that lack strength and solidity, and that would not withstand much pressure or weight. While "two-ton" implies robustness and massiveness, its antonyms describe objects or substances with very different qualities.