What part of speech is labour?

"Labour" can be a few different parts of speech, depending on its context:

* Noun: When referring to the act of working, or the workforce itself.

* Example: "The factory workers are demanding better working conditions and higher labour wages."

* Verb: When it means to work hard or toil.

* Example: "The construction crew laboured tirelessly to finish the project on time."

* Adjective: Less common, but it can be used as an adjective to describe something related to labor, such as "labor costs" or "labor laws."

So, the specific part of speech depends on how it's used in a sentence.