| Date: | 1100-1200 |
| Language: | Old Norse |
| Origin: | illr |
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ill1 S3 W3

1 especially British English suffering from a disease or not feeling well [= sick American English]COLLOCATIONS 
feel ill become/fall/get ill also be taken ill make somebody ill seriously/critically/gravely ill (=very ill) chronically ill (=always ill) mentally ill terminally ill (=with an illness you will die from)

feel ill become/fall/get ill also be taken ill make somebody ill seriously/critically/gravely ill (=very ill) chronically ill (=always ill) mentally ill terminally ill (=with an illness you will die from)
2 [only before noun] bad or harmful :
3 nervous, uncomfortable, or embarrassed :
He always felt shy and ill at ease at parties.
ill at ease
He always felt shy and ill at ease at parties.4 used to say that every problem brings an advantage for someone
it's an ill wind (that blows nobody any good)
spoken ➔ ill feeling, ill willWORD CHOICE: 
sick, throw up, vomit, ill, not well, unwellIn British English, sick is usually used in the expressions be sick (=have the food in your stomach come up through your mouth) and feel sick (=feel as if this is going to happen) • Someone had been sick on the floor. • Stop it, I feel sick!In American English, you say that someone throws up. Throw up is also used in British English but is fairly informal.Vomit is a fairly formal way to say 'throw up'. If someone has an illness or disease, you usually say that they are ill in British English, and sick in American English • He missed a lot of school when he was ill (BrE)/sick (AmE). In American English, ill suggests you have a more serious disease, from which you may not recover.If someone is slightly ill, you often say in British English that they are not well • I won't come out - I'm not very well.Unwell is a more formal word for 'ill' or 'sick'. ➔ See also sick

sick, throw up, vomit, ill, not well, unwellIn British English, sick is usually used in the expressions be sick (=have the food in your stomach come up through your mouth) and feel sick (=feel as if this is going to happen) • Someone had been sick on the floor. • Stop it, I feel sick!In American English, you say that someone throws up. Throw up is also used in British English but is fairly informal.Vomit is a fairly formal way to say 'throw up'. If someone has an illness or disease, you usually say that they are ill in British English, and sick in American English • He missed a lot of school when he was ill (BrE)/sick (AmE). In American English, ill suggests you have a more serious disease, from which you may not recover.If someone is slightly ill, you often say in British English that they are not well • I won't come out - I'm not very well.Unwell is a more formal word for 'ill' or 'sick'. ➔ See also sick





