SYN: Testy, peevish, irritable, [See PEEVISH].
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KEY: Tough.
SYN: Resistent, stubborn, lentous, fibrous, difficult, refractory, hard, unmanageable, tenacious, firm, strong.
ANT: Yielding, tender, soft, brittle, fragile, frangible, friable.
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KEY: Tour.
SYN: Trip, excursion, jaunt, ramble, turn, outing.
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KEY: Tow.