Callous
Callous adjective - Having or showing a lack of sympathy or tender feelings.
Hard shell and callous are semantically related. In some cases you can use "Hard shell" instead an adjective "Callous".
Hard shell
Callous and hard shell are semantically related. Sometimes you can use "Callous" instead an adjective phrase "Hard shell".
Mutual synonyms
Related pairs
Cite this Source
Hard shell and Callous. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/callous/hard_shell
Callous & Hard shell. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/callous/hard_shell>.
Hard shell or Callous. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/callous/hard_shell.
Google Ngram Viewer shows how "callous" and "hard shell" have occurred on timeline