KEY: Fractious.
SYN: Snappish, peevish, cross, pettish, fretful, touchy, petulant, testy.
ANT: Good-humored, blithesome, genial, agreeable, complaisant.
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KEY: Fragile.
SYN: Delicate, frail, brittle, weak, slight, frangible.
ANT: Tough, hardy, stout, strong.
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KEY: Fragment.
SYN: Piece, bit, chip, morsel, driblet, scrap, remnant.