illnesses - Master This Word

illnesses Word Meanings

• a state of being unwell
• a disease or health problem
• a condition of poor health

illnesses Example Sentences

Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.

• He had a bad illness last year.
• Her illness kept her from going to work.
• The doctor helped him with his illness.
• An illness can make you feel very tired.
• We must stay careful to avoid illness.

illnesses Word Etymology

ill- (bad) + ness (state of) → Old English → English. Imagine someone lying in bed, looking pale and unwell, a representation of illness.

English Brain Route

First I feel a twinge and I move to sit in a chair, listening to my body. Then I pull the blanket up, change how I breathe, and set the day to slower tempo. Every small adjustment—hold the water bottle, push back fatigue, shift tasks—tells me something isn't right. By afternoon, the mind starts to understand illness as a gentle signal to rest, protect, and listen rather than push through.

Real Context

Illness refers to a state of feeling unwell, or to a health condition such as a disease. It can describe general poor health, as in 'a lingering illness', or a specific medical problem, like 'a heart illness' or 'a chronic illness'. In everyday English, illness is often contrasted with injury or healthy status, and it can be used both as a medical term and a more casual description of how someone feels. Etymologically, illness comes from ill- (bad) + ness (state of), but in practice it covers everything from short colds to serious diseases and long-term illnesses. The word is common in conversations with doctors, schools, and insurance, and it appears in phrases like 'recover from illness' or 'prevent illness'.

Usage Reminders

• Use illness to talk about health problems, not everyday mood.
• Illness is usually a countable noun: an illness, there are illnesses.
• Pair with verbs like suffer from, contract, recover from.
• Distinguish illness from injury: illness relates to disease or health, injury to physical harm.
• Common phrases: catch an illness, go through an illness, be off work due to illness.

Common Misconceptions

• Illness vs sickness: illness is more formal and often refers to health conditions, while sickness is more colloquial and can describe feeling unwell.
• Illness is not always severe; it covers everything from a cold to chronic diseases.
• Do not use illness to describe moods or emotions; say you feel sick or unwell instead.
• Disease is more specific; illness is the broader experience of being unwell.
• Illness is usually countable (an illness, several illnesses), but some fixed phrases use it in a non-count sense.

Thinking Differences

In English, illness is a broad, neutral term for health problems, often treated as a medical or everyday descriptor; learners may mix it with sickness or confuse it with disease.

Learning Tips

• Pair illness with common verbs: suffer from, recover from, be diagnosed with.
• Remember the plural: illnesses when referring to more than one.
• Differentiate from disease: illness is the experience/condition, disease is a specific medical problem.
• Learn common collocations: catch an illness, go through an illness, be off work due to illness.
• Use be ill or be unwell for short-term symptoms; illness emphasizes the health condition.
• Practice sentences with doctors, schools, and insurers to see real-world usage.

5-Step Learning Method - Learn English in English

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