Prefix meaning “not”
-“un” đi với nhiều từ khác nhau trừ từ chỉ nghề nghiệp
unacceptable
unafraid
unattached
unblemished
unceasing
unclean
uncommon
unconvinced
undesirable
unfasten
unhappiness
unintentional
unlucky
unobserved
unplug
unreasonable
unscrew
unsurprising
untruthful
unwell
unable
unaffordable
unapproved
unbelievable
uncanny
uncivilized
uncomfortable
uncontaminated
undeserved
unfashionable
ungoverned
unimaginable
unloading
unnoticed
unpleasant
unreal
unsafe
unsuited
untitled
unwanted
unaccompanied
unaltered
unaware
unbolt
uncertain
unclimbable
unconcerned
uncovered
undrinkable
unfinished
unhelpful
unjust
unmatched
unoccupied
unprintable
unreliable
unsettled
unsweetened
unusual
unwilling
unachievable
unambitious
unbearable
unbreakable
unchained
unclip
unconnected
undecided
uneven
unfogettable
unhurried
unknown
unmusical
unpack
unproductive
unripe
unskilled
unthinkable
unusable
unwind
unadventurous
unappetizing
unbeatable
unbuttoned
unchanging
uncluttered
unconscious
undeniable
unexpected
ungetatable
unidentified
unkind
unnatural
unpeopled
unqualified
unruly
unspoiled
untidy
unvaried
unzipped
- im đuợc dùng trước các từ bắt đầu bằng “m,p” ví dụ như “impolite, impatient”
• immature
• immemorial
• immoderate
• immortal
• immovable
• impaired
• improbable
• immutable
• impatient
• impenetrable
• imperfect
• impiety
• implausible
• impolite
• imponderable
• imprecise
• impropriety
• impurity
• impudent
• impropriety
• improbable
- “il” il được dùng trứoc các tính từ bắt đầu bằng “L” illegible
illegal, illegible, illiterate, illogical,illuminate, illustrate
- “ir” đuợc bắt đầu bằng các từ bắt đầu bằng”r”
• irresponsible
• irregular
• irrevocable
• irrefutable
• irradiate
• irreconcilable
• irredeemable
• irreducible
• irrefutable
• irregularity
• irrelevant
• irreverence
• irreligious
• irreparable
• irreplaceable
• irreversible
• irresolute
• irretrievable
• irresistible
• Irrelevant
- “dis” đựoc sử dụng truớc một số tính từ, danh từ, và động từ
display
discharge
discord
discard
discount
discourage
discredit
discreet
discuss
distaste
disembody
distrust
disable
distort
disappear
disarray
disable
disassemble
disbelief
discover
disdain
dissuade
disallow
disease
dissect
dissection
disfigure
disengage
disparage
dismiss
dispassionate
dissipate
dispute
dissertation
disestablish
dissevered
disturbance
disavow
disarm
disarmament
disuse
disburse
distal
dismal
dismissal
disorder
disorderly
dissuasion
distract
distraction
discard
discord
disgorge
disjointed
distorts
distortion
district
disfavor
dissolve
-“in” được sử dụng trong giới hạn một vài từ : invisible