Thesaurus.com
Dictionary.com
Definitions

duty

[doo-tee, dyoo-] / ˈdu ti, ˈdyu- /
NOUN
responsibility, assignment
Synonyms
STRONGEST
burden business charge chore commission commitment contract function job need obligation office role service task work
STRONG
calling committal devoir dues engagement hook load millstone mission must occupation onus pains part province station string trouble trust undertaking weight
WEAK
minding the store ought taking care of business
Antonyms
STRONGEST
entertainment fun pastime unemployment
STRONG
advantage aid benefit blessing help hobby surrender
WEAK
disregard faithlessness inconstancy irresponsibility treachery
NOUN
tax on foreign goods
Synonyms
STRONGEST
levy rate tariff
STRONG
assessment custom customs due excise impost revenue toll
Antonyms
WEAK
disregard faithlessness inconstancy irresponsibility treachery
NOUN
moral obligation
Synonyms
STRONGEST
accountability burden charge liability loyalty
STRONG
allegiance amenability answerability conscience deference devoir faithfulness honesty integrity obedience pledge respect reverence
WEAK
accountableness call of duty good faith
Antonyms
STRONG
disdain dishonesty dishonor disloyalty disobedience disregard disrespect treachery
WEAK
faithlessness inconstancy irresponsibility

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Technology can assist legal practice, but it does not replace an attorney’s duty of competence, diligence, and honesty.”

From Los Angeles Times • Apr. 14, 2026

It actually pulls triple duty if you include it as we do at breakfast.

From Salon • Apr. 13, 2026

Its deputy leader Eoin Tennyson said Westminster also had a responsibility around VAT and fuel duty, as Stormont had limited powers to intervene.

From BBC • Apr. 13, 2026

The fiduciary duty attached to that office is a legal obligation—exacting, demanding and deliberately insulated from the political enthusiasms of whoever happens to occupy the chair.

From The Wall Street Journal • Apr. 13, 2026

Her husband had been a police officer, a detective, who had lost his life in the line of duty, she said as she served us more and more of the delicious sweet bread.

From "Summer of the Mariposas" by Guadalupe García McCall

Vocabulary lists containing duty

Veterans Day Vocabulary

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

The Constitution of the United States

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

An Ember in the Ashes

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!