Synonyms|18Antonyms|23|Broader|0Narrower|4Related|41
9
fireproof(adjective, resistant, insulation, fire extinction)
6
incombustible(adjective, insulation, fire extinction)
4
noninflammable
3
flameproof
3
noncombustible
2
asbestos
2
non flammable(expression, idiom)
2
uninflammable(insulation, fire extinction)
1
fire-resistant
1
non-flammable
1
noncandescent
0
combustible
0
concrete
0
fire-retardant
0
flame-retardant
0
flammable
0
inflammable
0
unflammable(insulation, fire extinction)
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APASmart Define. (2015). nonflammable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/nonflammable/thesaurus/synonyms
ChicagoSmart Define. 2015. "nonflammable thesaurus" https://smartdefine.org/nonflammable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, nonflammable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/nonflammable/thesaurus/synonyms>.
MLASmart Define. "nonflammable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/nonflammable/thesaurus/synonyms>