Make callous
Train and make callous are semantically related. in accustom topic. In some cases you can use "Train" instead a verb phrase "Make callous".
Train
Train verb - To bring to a proper or desired state of fitness.
Cite this Source
Train and Make callous. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/make_callous/train
Make callous & Train. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/make_callous/train>.
Train or Make callous. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/make_callous/train.
Google Ngram Viewer shows how "make callous" and "train" have occurred on timeline