A1 noun Neutral #2,647 most common

fatigue

/fəˈtiːɡ/

Fatigue is a feeling of being extremely tired or exhausted, often resulting from physical or mental effort or illness. It describes a state where you lack the energy or strength to continue your normal activities.

Examples

3 of 5
1

I felt a lot of fatigue after the long walk in the park.

I felt very tired after walking for a long time.

2

The patient reported persistent fatigue following the medical procedure.

The patient said they felt constantly exhausted after the surgery.

3

I'm wiped out; this fatigue is really hitting me today.

I am very tired; I feel no energy at all today.

Word Family

Noun
fatigue
Verb
fatigue
Adverb
fatiguingly
Adjective
fatigued
Related
fatiguability
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Memory Tip

Think of a 'flat tire' (fatigue) — when you have fatigue, you have no 'air' or energy left to keep moving forward.

Quick Quiz

After working for twelve hours without a break, the doctor was overcome by _______.

Correct!

The correct answer is: fatigue

Examples

1

I felt a lot of fatigue after the long walk in the park.

everyday

I felt very tired after walking for a long time.

2

The patient reported persistent fatigue following the medical procedure.

formal

The patient said they felt constantly exhausted after the surgery.

3

I'm wiped out; this fatigue is really hitting me today.

informal

I am very tired; I feel no energy at all today.

4

Chronic fatigue can significantly impact a student's cognitive performance.

academic

Long-term exhaustion can hurt a student's ability to think and learn.

5

We must monitor driver fatigue to ensure safety on the roads.

business

We need to check how tired drivers are to keep the roads safe.

Word Family

Noun
fatigue
Verb
fatigue
Adverb
fatiguingly
Adjective
fatigued
Related
fatiguability

Common Collocations

chronic fatigue tiredness that lasts a very long time
mental fatigue feeling tired in the mind or brain
muscle fatigue when your muscles feel weak and tired
extreme fatigue being very, very tired
suffer from fatigue to experience the feeling of being exhausted

Common Phrases

compassion fatigue

feeling emotionally tired from helping others too much

decision fatigue

being tired of making too many choices

battle fatigue

extreme tiredness caused by being in a war or a long struggle

Often Confused With

fatigue vs tiredness

Tiredness is a general word for wanting to sleep, while fatigue is often deeper, more intense, or medical.

fatigue vs fatigued

Fatigue is the noun (the feeling), while fatigued is the adjective (describing the person).

📝

Usage Notes

Fatigue is a more formal and serious word than 'tired'. It is often used in medical, scientific, or professional contexts to describe a significant lack of energy.

⚠️

Common Mistakes

Learners often say 'I am fatigue' when they should say 'I am fatigued' or 'I have fatigue'. Remember that 'fatigue' is the name of the feeling.

💡

Memory Tip

Think of a 'flat tire' (fatigue) — when you have fatigue, you have no 'air' or energy left to keep moving forward.

📖

Word Origin

Derived from the French word 'fatigue', which comes from the Latin 'fatigare', meaning 'to weary' or 'to tire out'.

Grammar Patterns

uncountable noun can be used as a transitive verb (e.g., 'The hike fatigued him') often follows verbs like 'feel', 'suffer from', or 'experience'
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Cultural Context

In many modern work cultures, 'fatigue' is a major topic regarding employee mental health and burnout.

Quick Quiz

After working for twelve hours without a break, the doctor was overcome by _______.

Correct!

The correct answer is: fatigue

Related Words

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C1

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antegeoty

C1

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hyperregine

C1

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presolvant

C1

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monocludible

C1

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ultraturbtion

C1

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extrauniable

C1

To extend or adapt a system, credit, or resource so that it functions outside a single university or unit. It is used primarily to describe the process of making institutional assets compatible with broader, multi-organizational frameworks.

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C1

To state, declare, or indicate a condition or event before it actually occurs; to pre-specify or predict based on prior logic or data. It is typically used in formal, technical, or logical contexts to describe the act of asserting a result in advance of its manifestation.

homogeoant

C1

A substance, agent, or factor that promotes uniformity or homogeneity within a specific geographical or structural environment. It is primarily used in technical contexts to describe something that eliminates diversity to create a consistent, identical state across a given area.

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