/ˈɪl.nəs/

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Meaning

A disease, or the time when the body or mind is not well.

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Word origin

From ill, which came from Old Norse illr meaning bad, plus the English ending -ness.

Origin
Old Norse
Root
illr
English cognates
ill

Examples

.

Illness is the noun; ill is the adjective.

, .

Here illness means a particular disease.

.

"A long illness" means a long time of being unwell.

Where this fits

Used in

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English · Free printables

illness: worksheet, infographic and listicle

Free printable study downloads for the English word "illness" (A disease, or the time when the body or mind is not well.): a worksheet with the answer key built in, an infographic, and a sentence listicle. Open any one to view, print or save.

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This word is taught in chapter 32, lesson 4: illness, radar, prosecutor and 7 more words.