A2adjective2K

UK/["/ɪl/"]/US/["/ɪl/"]/

Meaning of Ill

suffering from an illness or disease; not feeling well

In simple words: not well; feeling sick

Ill in a sentence

  • She felt ill after eating too much candy.
  • Many people have been ill this winter due to the flu.
  • He’s been ill for a week, so he couldn't go to work.
  • The ill effects of pollution can be seen everywhere.
  • Eating junk food can make you feel ill.

How to use Ill

Used to describe someone who is not feeling well. Appropriate in both formal and informal contexts. Not used to describe emotional states unless specified (e.g., 'ill at ease').

Grammar pattern

standalone adjective

Memory hint

Think of 'ill'-ness like a chill; if you're ill, you might feel cold.

Related words

Collocations with Ill

Synonyms for Ill

  • sick
  • unwell
  • ailing
  • indisposed

Opposites of Ill

Common mistakes with Ill

  • Confused with 'ill' as in 'bad' versus 'sick'.
  • Using 'ill' to describe emotional states without context.
  • Incorrectly spelling 'ill' as 'il'.

Ill appears in

Ill in other languages

More words like Ill

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Frequently asked questions about Ill

What does Ill mean?

not well; feeling sick

What is the definition of Ill?

suffering from an illness or disease; not feeling well

How do you use Ill in a sentence?

She felt ill after eating too much candy.

Can you give another example of Ill?

Many people have been ill this winter due to the flu.

What are synonyms for Ill?

Common alternatives include sick, unwell, ailing, indisposed.

What is the opposite of Ill?

Opposite meanings include healthy, well, fit.

What words go with Ill?

It commonly pairs with appear, be, feel, critically, dangerously, desperately, with, from.

What are common mistakes when using Ill?

Confused with 'ill' as in 'bad' versus 'sick'. Using 'ill' to describe emotional states without context. Incorrectly spelling 'ill' as 'il'.

How do you pronounce Ill?

US: /["/ɪl/"]/, UK: /["/ɪl/"]/. Listen to the audio above to hear native pronunciation.

When should I use Ill?

Used to describe someone who is not feeling well. Appropriate in both formal and informal contexts. Not used to describe emotional states unless specified (e.g., 'ill at ease').

What CEFR level is Ill?

"Ill" is at A2 level on the CEFR scale.