the mind > possession > taking > stealing or theft > defrauding or swindling > [noun] > by giving short change
short-changing1914
1914 L. E. Jackson & C. R. HellyerVocab. Criminal Slang 41Gyp,..the act of short-changing; a defrauding by substitution; an action that belies a professed sincerity.
1962 A. LurieLove & Friendship xiv. 278Short-changing in the stores.