undertaking

noun

1. The business of an undertaker, or the management of funerals.
2. A promise or pledge; a guarantee.

   “Nobody troubles to keep his word, to carry out literally his undertakings. In my small way I try to set that right by showing them the logical development of their ways.”

   “The Hong Kong SAR Government has given undertakings that such powers [powers to prevent people from leaving Hong Kong] will not be used and that the ability to remove people from flights will be applied only to stop certain asylum seekers from entering Hong Kong.”

3. That which is undertaken; any business, work, or project which a person engages in, or attempts to perform; an enterprise.

   “He laid the foundation stone on August 1 1847, and then set around 2,000 workmen loose on the undertaking. The station opened exactly one year later on August 1 1848.”

4. The act of one who undertakes (in either sense).

verb

1. (form-of, gerund, participle, present)present participle and gerund of undertake