Duty vs Responsibility

When to use each in English, with meaning, register, and examples.

Duty

Top 1,000 (very common)B1noun

Responsibility

Top 1,000 (very common)B1noun
 DutyResponsibility
Pronunciation🇬🇧 /["/ˈdjuːti/"]/🇺🇸 /["/ˈduːti/"]/🇬🇧 /["/rɪˌspɒnsəˈbɪləti/"]/🇺🇸 /["/rɪˌspɑːnsəˈbɪləti/"]/
MeaningA responsibility or job that someone must do.Being in charge of something you must take care of.
ExampleHe felt it was his duty to help the less fortunate.Taking care of your pet is a big responsibility.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelB1B1
Part of speechnounnoun
Collocationscontractual, legal, statutory, have, owe, carry out, call, under a/​the duty, duty of, duty to, a breach of duty, do your duty by somebody, be duty bound to do something, light, onerous, day, have, pull, see, fall to somebody, manager, officer, doctor, off duty, on duty, the execution of your duties, the performance of your duties, light, onerous, day, have, pull, see, fall to somebody, manager, officer, doctor, off duty, on duty, the execution of your duties, the performance of your duties, heavy, high, low, amount, impose, slap on somebody/​something, increase, be payable, in duty, duty oncomplete, full, total, have, accept, acknowledge, fall on somebody, fall to somebody, lie with somebody, responsibility for, responsibility towards/​toward, the age of criminal responsibility, the burden of responsibility, do something on your own responsibility, complete, full, total, have, accept, acknowledge, fall on somebody, fall to somebody, lie with somebody, responsibility for, responsibility towards/​toward, the age of criminal responsibility, the burden of responsibility, do something on your own responsibility, heavy, major, onerous, have, carry out, discharge, responsibility for, responsibility to, responsibility towards/​toward, duties and responsibilities, rights and responsibilities
Antonymsirresponsibility, neglectirresponsibility, neglect, carelessness
Common mistakesConfused with 'dutie', incorrect spelling., Using 'duty' with a subject instead of a verb; 'duty to help' not 'duty help'., Not using it with the correct preposition, often omitting 'to'.Saying 'responsibility to' instead of 'responsibility for'., Confusing 'responsibility' with 'responsible'., Using it in singular form incorrectly in plural contexts.
Usage notesUsed in both formal and informal contexts. Often relates to moral or legal responsibilities. Avoid using it in casual conversations where lighter terms like 'task' may fit better.Use in situations where someone has duties or obligations. It fits well in both personal and professional contexts. Avoid using it in very casual conversations.

See it in real clips

Duty
Responsibility

Frequently asked questions: Duty vs Responsibility

What's the difference between Duty and Responsibility?

Duty: A responsibility or job that someone must do. Responsibility: Being in charge of something you must take care of.

Are Duty and Responsibility the same CEFR level?

Duty: B1, Responsibility: B1 on the CEFR scale.

What part of speech are Duty and Responsibility?

Duty: noun, Responsibility: noun.

Can you show an example of each?

Duty: He felt it was his duty to help the less fortunate. Responsibility: Taking care of your pet is a big responsibility.

Can I use Duty and Responsibility interchangeably?

Not always. Duty and Responsibility are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

Related comparisons