casualness

/ˈkæʒuəlnəs/ (bre, ipa) · [kˈæʒəwəlnɛs] /ˈkæʒuəlnəs/ (ame, ipa) · [kˈæʒəwəlnɛs] /ˈkazh-wəl-nəs,  ˈka-zhə-wəl-,  ˈka-zhəl-/ (ame, mw)

casualness — noun

1. behaviour that shows too little care or thought, so things are done badly or imp

1.名詞C1
釋義

behaviour that shows too little care or thought, so things are done badly or important details are missed.

例句

A moment of casualness with the lab samples ruined the whole experiment.

casualness with [important task] causes damage

The referee blamed the goal on the defender's casualness near the box.

同義詞
  • carelessness

    is the closest everyday word and often suggests careless action

  • negligence

    is more formal and is common when duty or responsibility is stressed

  • sloppiness

    is more informal and often suggests messy or untidy work

  • thoughtlessness

    stresses failure to think about effects on other people or results

反義詞
  • care

    suggests attention and concern

  • caution

    stresses deliberate care to avoid harm or mistakes

  • thoroughness

    suggests careful attention to every detail

文法句型

casualness about something

casualness in doing something

because of someone's casualness

用法筆記

Usually negative. Common when talking about safety, work, study, or any situation where small mistakes can cause bigger problems.

常見錯誤

❌The accident happened because of his casual.
✅The accident happened because of his casualness.
💡after 'because of', use the noun, not the adjective.
❌Her casualness with the medicine was fine.
✅Her casualness with the medicine was dangerous.
💡this sense suggests too little care, so it usually has a negative result.

2. the quality of seeming calm, easy, and not worried, even when something importan

2.名詞C1
釋義

the quality of seeming calm, easy, and not worried, even when something important is happening.

例句

Aya answered the reporter's sharp questions with surprising casualness.

with + casualness

Ronan's casualness at the interview made everyone relax.

同義詞
  • ease

    suggests natural freedom from worry or strain

  • composure

    stresses calm self-control, especially in tense moments

  • coolness

    suggests calm control and can sound slightly more deliberate

反義詞
  • tension

    suggests visible nervous pressure

  • anxiety

    stresses worry rather than relaxed calm

  • nervousness

    is the direct opposite in situations that make people uneasy

文法句型

with casualness

casualness in someone's voice

answer with casualness

用法筆記

Often describes someone's voice, face, or way of speaking. Distinguish from sense 1, which is about not taking enough care rather than simply appearing relaxed.

常見錯誤

❌He answered the question casualnessly.
✅He answered the question with casualness.
💡use the noun after 'with'; there is no adverb 'casualnessly'.

3. the quality of being informal in dress, speech, or behaviour instead of followin

3.名詞C1
釋義

the quality of being informal in dress, speech, or behaviour instead of following formal rules or ceremony.

例句

The wedding's casualness made guests leave their ties at home.

informal social event

Many start-up offices value casualness over strict business dress.

value X over Y

同義詞
反義詞
  • formality

    suggests stricter attention to rules, ceremony, or correct style

  • stiffness

    suggests a formal style that feels cold or uncomfortable

文法句型

the casualness of something

value casualness over formality

casualness in dress

用法筆記

Used for settings, clothes, tone, and behaviour. Distinguish from sense 2, which focuses on relaxed calm in a person rather than a lack of formality in style or atmosphere.

常見錯誤

❌The hotel's casualness was rude to guests.
✅The hotel's casualness felt too informal for some guests.
💡this sense is about style or level of formality, not automatically bad manners.

4. the quality of being temporary or not arranged as permanent, regular work or mem

4.名詞C1
釋義

the quality of being temporary or not arranged as permanent, regular work or membership.

例句

Workers at the hotel complained about the casualness of their three-month contracts.

casualness of contracts

At Ming River University, the union wants to reduce casualness in tutoring jobs.

同義詞
  • temporariness

    stresses that something is not permanent

  • insecurity

    focuses on the lack of stable job protection that casualness can create

  • precariousness

    is more formal and stresses unstable working conditions

反義詞
  • permanence

    means lasting or regular status

  • stability

    stresses secure, predictable conditions

  • tenure

    suggests protected long-term position in some jobs

文法句型

casualness in employment

reduce casualness in jobs

the casualness of contracts

用法筆記

Mostly used in British or Australian discussions of labour conditions, where casual work means short-term or non-regular employment without the security of a permanent job.

常見錯誤

❌The company increased the casualnesses of its jobs.
✅The company increased the casualness of its jobs.
💡this sense is normally uncountable.
❌His casualness at work means he smiles a lot.
✅The casualness of his job means it is not permanent.
💡this sense is about job status, not someone's relaxed manner.