Anti-aircraft
Flak and anti-aircraft are semantically related. In some cases you can use "Flak" instead a noun phrase "Anti-aircraft".
Flak
Flak noun - Artillery designed to shoot upward at airplanes.
Anti-aircraft and flak are semantically related. Sometimes you can replace phrase "Anti-aircraft" with "Flak", this terms are similar.
Mutual synonyms
Both words in one sentence
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Anti-Air: In addition to the usual assortment of flak guns and SAMs, there's also Stonehenge, the mother of all anti-aircraft weapons (see "BFG" below).
- Also, Allied control of French airfields made it possible to bomb targets throughout Germany, slowing industrial production - including production of flak, fighters, and anti-aircraft guns.
Source: Unstable Equilibrium - The Naval Ops series uses this, but it's really cool when firing 16-inch guns (and larger) or when your anti-aircraft batteries open up and fill the sky with flak.
Source: Every Bullet Is a Tracer
Cite this Source
Flak and Anti-aircraft. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/anti-aircraft/flak
Anti-aircraft & Flak. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/anti-aircraft/flak>.
Flak or Anti-aircraft. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/anti-aircraft/flak.
