Flame retardant
Flameproof and flame retardant are semantically related. In some cases you can use "Flameproof" instead an adjective phrase "Flame retardant".
Flameproof
Flameproof adjective - Resistant to catching fire.
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Synonyms for Flameproof
Flame retardant and flameproof are semantically related. You can use "Flame retardant" instead an adjective "Flameproof".
Mutual synonyms
Cite this Source
Flameproof and Flame retardant. (2016). Retrieved 2026, August 12, from https://thesaurus.plus/related/flame_retardant/flameproof
Flame retardant & Flameproof. N.p., 2016. Web. 12 Aug. 2026. <https://thesaurus.plus/related/flame_retardant/flameproof>.
Flameproof or Flame retardant. 2016. Accessed August 12, 2026. https://thesaurus.plus/related/flame_retardant/flameproof.
Google Ngram Viewer shows how "flame retardant" and "flameproof" have occurred on timeline