1
2
as in harmful
causing or capable of causing harm
one of the ill effects of winter weather is the rapid spread of germs as people spend more time together indoors
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in poorly
temporarily suffering from a disorder of the body
since I'm ill, I guess that I'll just have to miss that dental appointment
Synonyms & Similar Words
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4
as in poor
falling short of a standard
such ill behavior will not be tolerated
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5
as in ominous
being or showing a sign of evil or calamity to come
the abrupt breakdown of negotiations appears to be an ill omen for this ongoing hostage situation
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1
as in severely
in a manner so as to cause loss or suffering
in those days society treated debtors very ill, even going so far as to put them in prison
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2
as in no
certainly not
you can ill afford to miss another day of work
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1
as in disease
an abnormal state that disrupts a plant's or animal's normal bodily functioning
chicken pox and the other ills that were once a fixture of childhood
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2
as in evil
that which is morally unacceptable
idealistic people who try to cure all of our society's ills
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3
as in misfortune
bad luck or an example of this
the travelers merrily set off on their journey, scarcely imagining the ills that would befall them
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Example Sentences
Examples are automatically compiled from online sources to
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Recent Examples of ill
Cheryl V. Jackson, IndyStar, 29 Jan. 2026
Canada is a major supplier of civilian helicopters, including medical evacuation helicopters used to move critically ill and injured patients.
—Ramishah Maruf, CNN Money, 29 Jan. 2026
Destiny Jackson, Deadline, 9 Jan. 2026
That’s not inherently a bad thing, but the anime trilogy doesn’t do its premise justice, instead stuffing the films with ill-fitting anime tropes and gobs of complex, invented sci-fi lore that’s both overly serious and seriously under-explained.
—James Grebey, Vulture, 9 Jan. 2026
Jim Cramer, CNBC, 21 Dec. 2025
There are people like myself who don’t agree with the extreme policies of both parties realizing that neither side has all the answers to solve the nation’s ills.
—Chris Stirewalt, The Hill, 12 Dec. 2025
See All Example Sentences for ill
Adjective
People handling or consuming the products could become seriously ill due to adulteration from pests, including rodents, birds and insects, the company said.
—Cheryl V. Jackson, IndyStar, 29 Jan. 2026
Canada is a major supplier of civilian helicopters, including medical evacuation helicopters used to move critically ill and injured patients.
—Ramishah Maruf, CNN Money, 29 Jan. 2026
Adverb
Honestly, stop-motion is such a rigorous process, so ill-suited for improvisation.
—Destiny Jackson, Deadline, 9 Jan. 2026
That’s not inherently a bad thing, but the anime trilogy doesn’t do its premise justice, instead stuffing the films with ill-fitting anime tropes and gobs of complex, invented sci-fi lore that’s both overly serious and seriously under-explained.
—James Grebey, Vulture, 9 Jan. 2026
Noun
Despite so many errors, The Information is now the paper of record on the ills of Nvidia.
—Jim Cramer, CNBC, 21 Dec. 2025
There are people like myself who don’t agree with the extreme policies of both parties realizing that neither side has all the answers to solve the nation’s ills.
—Chris Stirewalt, The Hill, 12 Dec. 2025
See All Example Sentences for ill
Recent Examples of Synonyms for ill
Adjective
-
The rest of us will sit here with Belichick, sick to our stomachs.—
Dave Hyde,
Sun Sentinel,
26 Jan. 2026
-
Now, the fear is getting sick or stuck far from home.—
Christopher Elliott,
Forbes.com,
24 Jan. 2026
Adjective
-
While skepticism toward artificial intelligence is understandable, dismissing AI as inherently harmful overlooks both history and reality.—
Arkansas Online,
Arkansas Online,
27 Jan. 2026
-
Regulators will examine whether Grok is living up to its obligations under the Digital Services Act, the bloc’s wide-ranging rulebook for keeping internet users safe from harmful content and products.—
Kelvin Chan,
Chicago Tribune,
26 Jan. 2026
Adjective
-
This fragmented model creates friction and quietly drains profitability through unbilled hours, margin erosion from poorly staffed projects and elevated turnover when top talent hits operational roadblocks.—
DJ Paoni,
Forbes.com,
10 Sep. 2025
-
For however poorly things are going — and the bad tone set by the starters has leaked into some defensive lapses and some pressing at the plate — the Padres got themselves into a really favorable position before this.—
Kevin Acee,
San Diego Union-Tribune,
4 Sep. 2025
Adjective
-
Evening people were 79% more likely to have poor overall heart health compared with those in the intermediate group, the study found.—
Dr. Joseph Wendt,
ABC News,
28 Jan. 2026
-
Audits have identified poor planning, weak oversight, and insufficient monitoring of quality and cost.—
Walter Pavlo,
Forbes.com,
27 Jan. 2026
Adjective
-
One prospect is as ominous as that of a government capturing its universities for political purposes — a government encouraging antisemitism under the guise of opposing it.—
Sun Sentinel Editorial Board,
Sun Sentinel,
26 Jan. 2026
-
But experts warn that the Iranian regime has learned an ominous lesson.—
Ilan Berman,
Forbes.com,
26 Jan. 2026
Adverb
-
In the ninth century, a severely disabled woman was buried, her feet bound, in an annex of the church in Elsau, outside Zürich.—
Rivka Galchen,
New Yorker,
7 Jan. 2026
-
The time is never right to severely chop off your crape myrtle.—
Leanne Potts,
Better Homes & Gardens,
7 Jan. 2026
Adverb
-
Both papers hurried to make the most of this dramatic event, no matter how little reporters actually knew about the identity of the gunman or his motives for shooting four people.—
Literary Hub,
Literary Hub,
28 Jan. 2026
-
But advice, no matter how rigorous, does not carry accountability.—
Melissa Houston,
Forbes.com,
27 Jan. 2026
Noun
-
In those participants, the disease was not associated with any changes in brain size or evidence of damage.—
Melissa Rudy,
FOXNews.com,
29 Jan. 2026
-
During an appearance on BBC Breakfast on Tuesday, Horton took the time to promote a charity seeking to raise funds for the organization Pancreatic Cancer UK, while also sharing a sweet tribute to the late Harry Potter star, who died from the disease in 2016 at age 69.—
Lauren Huff,
Entertainment Weekly,
28 Jan. 2026
Cite this Entry
“Ill.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ill. Accessed 2 Feb. 2026.
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