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Prefixes (il, im, in, ir, un)
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clear
unclear
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Okay!
predictable
unpredictable
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Okay!
focused
unfocused
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Okay!
helpful
unhelpful
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Okay!
resolved
unresolved
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Okay!
sufficient
insufficient
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Okay!
appropriate
inappropirate
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Okay!
accurate
inaccurate
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Okay!
finite
infinite
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Okay!
possible
impossible
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Okay!
convential
unconvential
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Okay!
visible
invisible
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Okay!
legible
illegible
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Okay!
realistic
unrealistic
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Okay!
certain
uncertain
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Okay!
perfect
imperfect
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Okay!
credible
incredible
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Okay!
active
inactive
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Okay!
tolerant
intolerant
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Okay!
accesible
unaccesible
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Okay!
legal
illegal
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Okay!
voluntary
involuntary
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Okay!
secure
insecure
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Okay!
patient
impatient
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Okay!
logical
illogical
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Okay!
regular
irregular
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Okay!
decisive
indecisive
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Okay!
audible
inaudible
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Okay!
complete
incomplete
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Okay!
available
unavailable
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Okay!
mature
immature
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Okay!
comparable
incomparable
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Okay!
aware
unaware
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Okay!
stable
unstable
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Okay!
significant
insignificant
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Okay!
correct
incorrect
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Okay!
rational
irrational
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Okay!
friendly
unfriendly
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Okay!
known
unknown
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Okay!
flexible
inflexible
Oops!
Okay!
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