profiteering

/P R AA0 F AH0 T IH1 R IH0 NG/
verb
  1. 1

    To make an unreasonable profit not justified by cost or risk.

noun
  1. 1

    The act of making an unreasonable profit not justified by the corresponding assumption of risk, or by doing so unethically

Source: https://en.wiktionary.org/wiki/profiteer, https://en.wiktionary.org/wiki/profiteering