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safe
safer
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bad
worse
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cold
colder
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noisy
noisier
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little
less
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fat
fatter
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tall
taller
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useful
more useful
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careful
more careful
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far
farther/further
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hot
hotter
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good
better
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different
more different
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big
bigger
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easy
easier
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intelligent
more intelligent
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long
longer
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short
shorter
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nice
nicer
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much
more
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thin
thinner
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beautiful
more beautiful
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