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Negative prefixes
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regular
irregular
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organised
disorganised
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complete
incomplete
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patient
impatient
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possible
impossible
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mature
immature
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friendly
unfriendly
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likely
unlikely
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honest
dishonest
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polite
impolite
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agree
disagree
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accurate
inaccurate
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like
dislike
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fair
unfair
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happy
unhappy
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sane
insane
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formal
informal
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organised
unorganised
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kind
unkind
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legal
illegal
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