What is another word for most fire-resistant?
Pronunciation: [mˈə͡ʊst fˈa͡ɪ͡əɹɪsˈɪstənt] (IPA) 
When it comes to describing materials that are capable of withstanding fire, there are a number of synonyms that can be used instead of "most fire-resistant." Some of these include flame-resistant, fireproof, non-flammable, and heat-resistant. These words all convey the same basic meaning, that a material is able to resist or withstand fire to some degree. Other related terms might include fire-retardant, which implies that a material can slow down or inhibit the spread of flames, and fire-resistant, which simply means that a material is resistant to fire to some extent, but may not be completely fireproof. Ultimately, the best word to use will depend on the specific context and the level of fire protection required.
