angst

/รฆล‹(k)st/

IPA: /AA1 NG K S T/

noun
  1. 1

    Emotional turmoil; painful sadness.

  2. 2

    A feeling of acute but vague anxiety or apprehension often accompanied by depression, especially philosophical anxiety.

verb
  1. 1

    To suffer angst; to fret.

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