17
inflammable(adjective, ready, able, fuel, calefaction)
14
flammable(adjective, able, incendiary, inflammable)
11
burnable(adjective, able, incendiary, inflammable, flammable)
10
fiery(adjective, passionate, fire, burning, able)
8
explosive(adjective, able, excitable, inflammable, flammable)
8
fuel(noun, energy, oil, fuel, petroleum)
8
incendiary(adjective, able, inflammable, flammable)
7
ignitable(adjective, able, incendiary, inflammable, flammable)
7
passionate(adjective, excitable)
5
excitable(adjective, intense, violent, hot, fierce)
5
firing(adjective, able, fuel, inflammable, flammable)
5
volatile(adjective, able, excitable, inflammable, flammable)
5
volcanic(adjective, calefaction, excitable)
4
comburent(adjective, able, inflammable, flammable)
4
combustive(adjective, able, inflammable, flammable)
4
hot-tempered(adjective, intense, violent, hot, fierce)
3
butane
3
edgy(adjective, excitable)
3
ignitible
3
irritable(adjective, intense, violent, hot, fierce)
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APASmart Define. (2015). combustible thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/combustible/thesaurus/synonyms
ChicagoSmart Define. 2015. "combustible thesaurus" https://smartdefine.org/combustible/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, combustible thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/combustible/thesaurus/synonyms>.
MLASmart Define. "combustible thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/combustible/thesaurus/synonyms>