Hard knock
Trouble and hard knock are semantically related. in pain topic. In some cases you can use "Trouble" instead a noun phrase "Hard knock".
Trouble
Trouble noun - An abnormal state that disrupts a plant's or animal's normal bodily functioning.
Mutual synonyms
Related pairs
Cite this Source
Trouble and Hard knock. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/hard_knock/trouble
Hard knock & Trouble. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/hard_knock/trouble>.
Trouble or Hard knock. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/hard_knock/trouble.
Google Ngram Viewer shows how "hard knock" and "trouble" have occurred on timeline