What is another word for knuckles down to?
Pronunciation: [nˈʌkə͡lz dˈa͡ʊn tuː] (IPA) 
When it comes down to sticking to a task or project and working hard to achieve the desired goal, the phrase "knuckles down to" comes in handy. However, there are several other synonyms that can be used to replace this phrase. You can say that someone is "digging in" to the work, "rolling up their sleeves" to get the job done, or "taking on the challenge" with determination. Alternatively, you could say that a person is "getting serious" about the project, "focusing" on the task at hand, or "putting in the effort" to achieve success. Whatever the phrasing, the important thing is that the person is committing to the task and putting in the effort to succeed.
