dyspeptic

/D IH0 S P EH0 P T IH0 K/
noun
  1. 1

    A dyspeptic person.

adjective
  1. 1

    Of, relating to, or having dyspepsia or indigestion.

  2. 2

    Irritable or morose.

Source: https://en.wiktionary.org/wiki/dyspeptic