Knuckle down
Knuckle down verb - Work very hard, like a slave.
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Synonyms for Knuckle down
Set and knuckle down are semantically related. In some cases you can use "Set" instead a verb "Knuckle down".
Set
Set verb - To cover and warm eggs as the young inside develop.
Knuckle down and set are semantically related. Sometimes you can use "Knuckle down" instead a verb "Set".
Cite this Source
Set and Knuckle down. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/knuckle_down/set
Knuckle down & Set. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/knuckle_down/set>.
Set or Knuckle down. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/knuckle_down/set.
Google Ngram Viewer shows how "knuckle down" and "set" have occurred on timeline