Flak and Vitriol

Flak

Flak noun - Artillery designed to shoot upward at airplanes.

Vitriol and flak are semantically related. In some cases you can use "Vitriol" instead a noun "Flak".

Vitriol

Vitriol noun - Biting sharpness of feeling or expression.

Flak and vitriol are semantically related. Sometimes you can use "Flak" instead a noun "Vitriol".

Nearby Word: vitriolic
Cite this Source
Vitriol and Flak. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/flak/vitriol
Flak & Vitriol. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/flak/vitriol>.
Vitriol or Flak. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/flak/vitriol.
Google Ngram Viewer shows how "flak" and "vitriol" have occurred on timeline