disorder · noun /dɪˈsɔːr.dər/Full view
Nouns: order, disorder, orderly
Adjectives: orderly, disorderly
Verbs: order
disorder (ILLNESS)
C1 C an illness or medical condition
Dictionary example:

a mental/physical disorder

Learner example:

We should react at an early stage of an eating disorder by watching ourselves, consulting a doctor and going to the fitness center. (International English Language Testing System; C1; French)

disorder (BAD BEHAVIOR)
C1 U uncontrolled, bad behavior, especially by large groups of people
Dictionary examples:

crime and disorder

public/civil disorder

Learner example:

Although the transport facilities are good, the neighborhood has become increasingly dangerous, with numerous incidents of attacks and public disorder. (International English Language Testing System; C1; Spanish)

disorder (NOT ORGANIZED)
C2 U when things are untidy or confused and not organized
Dictionary example:

His finances are in complete disorder.

Learner example:

My home might, [to] an outsider, give the feeling of complete disorder, not to say craziness, but I can assure you that it was not true at all. (Certificate of Proficiency in English; C2; Polish)

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