Flameproof and Flammable

Opposite meaning words

Flameproof adjective - Resistant to catching fire.

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Flammable is an antonym for flameproof.

Flammable adjective - Capable of catching or being set on fire.

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Flameproof is an antonym for flammable in easily set afire topic.

Cite this Source

Flammable and Flameproof. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/flameproof/flammable

Flameproof & Flammable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/flameproof/flammable>.

Flammable or Flameproof. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/flameproof/flammable.

Google Ngram Viewer shows how "flameproof" and "flammable" have occurred on timeline