ill

The word “ill” has 1 syllable: ill

It's pronounced as /ɪl/

What is synonym and antonym for ill?

In the thesaurus, “ill” has 494 synonyms and 274 antonyms.

Here are synonyms and antonyms for ill along with examples of usage in sentences.

Synonyms for ill

Cimmerian
a wreck
abominable
abomination
abuse
abusively
abysmal
accident
achy
acrimonious
adverse
adversity
affection
afflicted
affliction
aggressively
ail
ailing
ailment
airsick
anathema
antagonistic
assertively
atrocious
atrociousness
atrocity
attack
awful
bad
badness
baleful
balefulness
baneful
bastard
below par
black
bleak
blow
body blow
bout
brutal
brutally
brutishly
bug
bum
bummed
bush
bush-league
by no means
calamity
callously
cancer
canker
cantankerous
carsick
casualty
cataclysm
catastrophe
challenged
cheerless
cheesy
chill
circumstance
cloudy
coarse
cold
cold-bloodedly
comfortless
common
complaint
complication
condition
contagion
contagious
contagious disease
contagium
corruption
counterfeit
crappy
cross
cruddy
cruelty
crumby
crummy
curse
cut-rate
damage
damaging
damnable
dangerous
dark
darkening
darkness
deadly
debauchery
debilitated
debility
decay
decidedly
decrepit
decrepitude
defeat
defective
deficient
degeneracy
deleterious
deplorable
depravedness
depravity
depressing
depressive
desolate
destiny
destruction
destructive
determinedly
detestable
detrimental
devilishness
devilry
deviltry
diabolism
dim
dire
direful
disabled
disappointment
disaster
disastrous
disconsolate
discouraging
disease
diseased
disheartening
dismal
disorder
disordered
disrespectful
dissatisfactory
distemper
distemperature
distress
disturbing
dizzy
doom
doomy
down
down with
dreadful
drear
dreary
dreich
egregious
elegiac
elegiacal
enormity
epidemic
evil
evildoing
evilness
execrable
failure
fake
fatal
fate
faulty
feeble
feebleness
feeling awful
feeling rotten
feeling terrible
fever
feverish
fiendishness
firmly
fit
fizzle
flagrant
flawed
foreboding
forlorn
foul
fragile
frail
frailness
from hunger
funereal
gloomy
glum
gnarly
godforsaken
got the bug
gray
green
grey
grimly
gross
gruffly
halt
hard
hard-heartedly
hardly
hardship
harm
harmful
harsh
harshly
hateful
hazardous
heartlessly
heinousness
hopeless
horrendous
horrible
hostile
hurt
hurtful
hypochondriac
hypochondriacal
ill-boding
ill-fated
ill-mannered
ill-starred
illness
immorality
imperiling
imperilling
impertinent
inadequate
inauspicious
incapacitated
indecency
indisposed
indisposition
infection
infectious
infective
inferior
infirm
infirmity
inhumanely
inhumanly
inimical
iniquitous
iniquitousness
iniquity
injurious
injury
insensately
insensitively
insidious
insufficient
insult
invalid
jeopardizing
junky
killer
knock
lacking
laid low
lame
lameness
lesser
letdown
lethal
light-headed
lonely
lonesome
lot
lousy
low-grade
low-rent
lugubrious
malady
malaise
malefaction
malevolent
malice
malicious
malign
malignant
matter
meager
meagre
mean
mediocre
menacing
mercilessly
minatory
misadventure
mischance
mischief
mischievous
miscreant
miserable
miserly
misery
misfortune
mishap
morbid
morose
murky
nasty
nauseated
nauseous
near
never
niggardly
no
no way
nocent
nocuous
noisome
none
nonsuccess
nothing
nothing doing
noway
nowhere
nowise
noxious
obdurately
odious
off
ominous
on no account
on sick list
oppressively
out of sorts
pain
paltry
parlous
pathetic
peaked
peaky
perilous
pernicious
perversion
pervertedness
pest
pestiferous
pestilence
pestilent
pestilential
phoney
phony
pip
pitilessly
plague
plutonian
poisonous
poor
poorly
portentous
portion
prejudicial
punk
qualmish
queasy
queazy
queer
queerish
reprehensible
resolutely
risky
rot
rotten
roughly
rubbishy
ruinous
run down
run-down
running a temperature
ruthlessly
satanism
saturnine
savagely
scanty
scarcely
scurrility
scurrilous
scurrilousness
seasick
second-rate
seedy
sepulchral
setback
severely
shabby
shaky
sham
shoddy
short
sick
sick as a dog
sickened
sickish
sickliness
sickly
sickness
sin
sinfulness
sinister
skimp
skimpy
sleazy
somber
sombre
sorrow
sour
spare
spell
squalor
squeamish
star-crossed
sternly
stiffly
stingy
stinky
strongly
suboptimal
subpar
substandard
sucky
suffering
sullen
sunless
surly
symptomatic
syndrome
taboo
tabu
tenebrific
tenebrous
terrible
threatening
toughly
tragedy
trashy
trial
tribulation
trouble
troubled
tyrannically
unacceptable
uncharitably
under par
under the weather
unfavorable
unfeelingly
unfortunate
unfriendly
ungracious
unhappiness
unhealthful
unhealthiness
unhealthy
unkind
unlucky
unmercifully
unpleasantness
unpromising
unpropitious
unsafe
unsatisfactory
unsettled
unsound
unsoundness
unsparingly
unspeakable
unwell
unwellness
unwholesome
upset
useless
valueless
venomous
viciously
vile
vileness
villainous
villainy
wack
wanting
weak
weakly
weakness
wicked
wickedness
woe
woozy
worthless
wretched
wrong

Antonyms for ill

A1
OK
able-bodied
absolutely
acceptable
accomplishment
achievement
adequate
advantage
advantageous
aid
all right
anodyne
assuredly
auspicious
average
awful
awfully
bang-up
banner
beneficial
benefit
benevolently
benign
benignant
benignantly
better
blessing
blooming
borderline
boss
bouncing
break
bright
capital
certainly
chance
charitably
cheer
chipper
choice
classic
classical
clearly
clemently
comfort
compassionately
completely
conditioned
considerately
convalescing
cordially
crackerjack
curative
cured
dandy
decency
decent
definitely
divine
doubtless
encouraging
enormously
exceeding
exceedingly
excellent
exceptional
extremely
fabulous
fair
fancy
favor
favorable
fettle
fine
first-class
first-rate
fit
fitness
flourishing
fluke
flush
fortune
friendliness
gently
godsend
golden
good
good health
goodness
graciously
grand
gratifying
great
greatly
groovy
hale
hands down
happiness
happy
hardy
harmless
health
healthful
healthiness
healthy
heartening
heartiness
hearty
heavenly
help
helpful
high-grade
high-test
highly
hit
honest
honesty
hopeful
hugely
humanely
hurtless
immensely
improved
improvement
innocent
innocuous
inoffensive
integrity
jim-dandy
joy
keen
kindly
kindness
leniently
lightly
lovingly
luck
lusty
marvellous
marvelous
mean
mediocre
mending
mercifully
middling
mightily
mighty
mildly
minimal
moral
morality
more or less
most
mostly
neat
nifty
noble
noncorrosive
nondestructive
nonfatal
noninfectious
nonlethal
nonpoisonous
nonpolluting
nontoxic
nonvenomous
okay
opportunity
palliative
par excellence
passable
peace
perfect
perfectly
plainly
pleasure
positively
praise
premium
prime
privilege
probity
profit
promising
propitious
prosperity
prosperous
quite
rather
really
recovering
rectitude
recuperating
rehabilitated
remedial
respectable
right
righteousness
robust
robustness
rugged
safe
salubrious
salutary
satisfactory
satisfying
secure
sensational
serendipity
settled
shape
slick
slightly
so-so
softheartedly
softly
somewhat
sound
soundness
special
splendid
stalwart
standard
stellar
sterling
strike
stroke
strong
success
sufficient
suitable
superb
superior
superlative
supernal
surely
swell
sympathetically
tenderly
terribly
terrific
thoughtfulness
thriving
tip-top
tolerable
tolerantly
top
top-notch
tough
truly
understandingly
unequivocally
unexceptional
unquestionably
unsurpassed
unthreatening
uprightness
useful
utterly
very
virtue
virtuousness
well
well-being
well-conditioned
wellness
whole
wholeness
wholesome
wholesomeness
windfall
wonderful
worthy

Meanings of ill

noun
1. (often pluralized) Trouble; distress; misfortune; adversity.
2. Harm or injury.
3. Evil; moral wrongfulness.
4. A physical ailment; an illness.
5. PCP, phencyclidine.
adjective
1. Evil; wicked (of people).
2. Morally reprehensible (of behaviour etc.); blameworthy.
3. Indicative of unkind or malevolent intentions; harsh, cruel.
4. Unpropitious, unkind, faulty, not up to reasonable standard.
5. Unwell in terms of health or physical condition; sick.
6. Having an urge to vomit.
7. (hip-hop slang) Sublime, with the connotation of being so in a singularly creative way.
8. Extremely bad (bad enough to make one ill). Generally used indirectly with to be.
9. Unwise; not a good idea.
adverb
1. Not well; imperfectly, badly; hardly.

Example Sentences

She felt ill after eating the seafood.
Despite his ill health, he continued to work tirelessly.
It's crucial to address the root cause of the problem rather than just treating the symptoms of the ill condition.
It's unwise to speak ill of others behind their backs.
He became ill from the flu and had to stay home from school.

On this page you'll find 768 synonyms, antonyms, or another words to ill, such as: A1, Cimmerian, OK, a wreck, able-bodied, abominable, abomination.

Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.