Manual labour is a phrase that refers to physical or manual work that requires human effort. There are many other words and phrases that can be used to express the same meaning as manual labour. Some of the synonyms for manual labour include blue-collar work, manual work, physical work, hands-on work, grunt work, and menial work. Each of these phrases is used to describe the same type of work that requires physical effort, whether it be skilled or unskilled labor. It is important to choose the right synonym for manual labour depending on the context and audience so that the intended message is clear and concise.