fanaticism
C1/C2Formal, used in academic, political, and religious discourse; can appear in journalistic contexts.
Definition
Meaning
Extreme, unreasoning, or obsessive enthusiasm or zeal, especially for a particular cause, belief, or religion.
A quality of behaviour involving uncritical, radical, or intolerant devotion, often leading to uncompromising and potentially harmful actions.
Linguistics
Semantic Notes
The word inherently carries a negative connotation, implying dangerous extremism and a loss of perspective. It is an uncountable noun.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or spelling. Slightly more likely to appear in UK discourse regarding football (soccer) rivalries.
Connotations
Equally negative in both dialects, associated with dangerous extremism in religion, politics, or ideology.
Frequency
Similar frequency; appears in comparable contexts (history, political science, sociology).
Vocabulary
Collocations
Grammar
Valency Patterns
[adjective] + fanaticismfanaticism + [prepositional phrase (of/about/for)]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “To border on fanaticism”
- “A spark of fanaticism”
Usage
Context Usage
Business
Rare; used to warn against extreme, uncritical devotion to a single business strategy or leader.
Academic
Common in history, political science, and religious studies to analyse the psychology of radical movements.
Everyday
Used to describe dangerously extreme behaviour in politics, sports, or other areas of life.
Technical
In psychology/psychiatry, may be used descriptively to discuss obsessive belief systems.
Examples
By Part of Speech
verb
British English
- The crowd were accused of fanaticising the political debate.
- The speech sought to fanaticise the base.
American English
- The rhetoric was designed to fanaticize the listeners.
- Leaders can fanaticize a movement.
adverb
British English
- He argued fanatically for the policy.
- They supported the leader fanatically.
American English
- She believed fanatically in the conspiracy.
- They clung fanatically to outdated traditions.
adjective
British English
- His fanatical devotion to the cause was worrying.
- She held fanatical views on the subject.
American English
- The fanatical group refused to compromise.
- His beliefs were dismissed as fanatical.
Examples
By CEFR Level
- His fanaticism for the football team was well known.
- Religious fanaticism can lead to conflict.
- The regime was overthrown by a wave of nationalist fanaticism.
- Historians analysed the roots of the sect's fanaticism.
- The political movement's initial idealism gradually descended into pure fanaticism.
- Her critique focused on the intellectual underpinnings of revolutionary fanaticism.
Learning
Memory Aids
Mnemonic
Think: 'FAN' + 'ATIC' + 'ISM' — A FAN who is so obsessed (ATIC) they develop an extreme belief system (ISM).
Conceptual Metaphor
FANATICISM IS A BLINDING LIGHT / FANATICISM IS A CONTAGIOUS DISEASE.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'фанатизм', which is a direct cognate and carries the same negative meaning. Potential minor trap: the Russian word might be used slightly more loosely for extreme enthusiasm in a non-dangerous context (e.g., a sports fan), but in English, 'fanaticism' almost always implies danger or irrationality.
Common Mistakes
- Using it as a countable noun (e.g., 'a fanaticism'). It is uncountable.
- Confusing it with 'enthusiasm'. 'Fanaticism' is far more extreme and negative.
Practice
Quiz
Which of the following is the BEST synonym for 'fanaticism' in the sentence: 'The leader's fanaticism blinded him to any compromise'?
FAQ
Frequently Asked Questions
Yes, in modern usage, it is inherently negative and implies dangerous, irrational, or intolerant extremism.
'Enthusiasm' is a positive or neutral strong interest. 'Fanaticism' is an extreme, obsessive, and often irrational zeal that excludes other perspectives and can lead to harmful actions.
It can be used hyperbolically, but its core meaning is more serious. Terms like 'extreme fandom' or 'obsessive support' are more accurate for sports contexts without invoking connotations of violence or ideology.
The main danger is the loss of critical thinking and tolerance, leading to the justification of extreme actions against those with differing views, and the potential for violence or persecution.
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C2 · 45 words · Sophisticated idiomatic and nuanced vocabulary.
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