Undertake: meaning, definitions and examples

Used when someone agrees to start a task or project, often one that is complex or requires effort.

• She decided to undertake the responsibility of organizing the event
• He will undertake the job of managing the project

Often used when beginning a journey, adventure, or significant project. Conveys a sense of embarking on something new and exciting.

• They are about to embark on an exciting new project
• She decided to embark on a journey across Europe

Typically used when taking on a role or responsibility, or when accepting something to be true without proof. Can have a slightly formal tone.

• Upon the CEO's retirement, she will assume the position
• He assumed that the meeting would be at 3 PM

Implies taking on a burden or heavy responsibility. Often used in contexts that convey carrying a weight, literally or figuratively.

• He had to shoulder the entire responsibility of the family business
• She shoulders the blame for the team's failure

Used when someone commits to start and complete a task, project, or responsibility, often implying a formal or serious effort.

• She decided to undertake the project despite its challenging nature.
• The company will undertake a comprehensive review of its policies.

Used in a more general sense to indicate a commitment to do or not do something. It can be used in both formal and informal contexts.

• I promise to call you when I get home.
• He promised his kids a trip to the zoo.

Used when someone assures that a certain result or outcome will happen, often backed by a formal commitment or warranty. It's commonly used in commercial and legal contexts.

• The manufacturer guarantees the product for two years.
• I can guarantee that your package will arrive on time.

Used when making a solemn and formal promise, often publicly, to do or support something. It suggests a strong commitment and is often used in charitable, social, or political contexts.

• They pledged to donate a significant amount to the charity.
• The mayor pledged to improve the city's infrastructure.

When you start or agree to do something, especially something that requires effort or responsibility, use 'undertake'.

• He decided to undertake the project knowing it would be challenging
• The team will undertake the task of updating the system

Use 'promise' when you assure someone that you will definitely do, give, or arrange something, often used in everyday conversation and can be between individuals.

• I promise to finish my homework before dinner
• She promised to call me as soon as she arrived

Use 'pledge' when you are making a solemn or formal promise, often in public or in writing, about doing something specific.

• The mayor made a pledge to reduce pollution in the city
• He pledged his support to the charity

This word is best used when you are talking about a strong promise or dedication to a cause or activity, often involving a long-term obligation.

• She made a commitment to her studies and worked hard every day
• Joining this course requires a serious commitment