undertaking

The word “undertaking” means a task or project that someone takes responsibility for, especially a large or difficult one. In plain terms, a big job you commit to doing, or a formal promise to do something.

“Undertaking” is pronounced UHN-duh-tay-kihng (/ˈʌndə(ɹ)ˌteɪkɪŋ/ in IPA).

Here is “undertaking” used in a sentence: “Renovating the entire building was a huge undertaking.”

“Undertaking” is a noun.

“Undertaking” is a fairly common word in modern English.

“Undertaking” has 2 distinct senses listed in this dictionary. The most common is: a task or project that someone takes responsibility for, especially a large or difficult one.

Undertake is the verb describing the act of taking on a task, while undertaking is the noun describing the task or project itself, or a formal promise. For example, someone might undertake a project, and that project is then referred to as the undertaking.

A project is a general term for any planned piece of work, while an undertaking often implies something larger, more difficult, or requiring significant commitment. Undertaking can also specifically mean a formal promise or guarantee, a sense that project does not carry.

Yes, undertaking can refer to a formal promise or guarantee to do something, particularly in legal, business, or official contexts, such as giving a written undertaking. This is distinct from its other sense as a large or difficult project.