1) Burnable 2) Comburant 3) Comburent 4) Combustive 5) Flammable 6) French word used in English 7) Ignescent 8) Ignitable 9) Ignitible 10) Incendiary 11) Inflammable 
• (a.) Capable of taking fire and burning; apt to catch fire; inflammable. • (a.) Easily kindled or excited; quick; fiery; irascible. • (n.) A substance that may be set on fire, or which is liable to take fire and burn.
According to the DOT and NFPA, combustible liquids are those having a flash point at or above 100F (37.8C), or liquids that will burn. They do not ignite as easily as flammable liquids. However, combustible liquids can be ignited under certain circumsta
Classification of liquid substances that will burn on the basis of flash points. A combustible liquid means any liquid having a flash point at or above 37.8°C (100°F) but below 93.3°C (200°F), except any mixture having components with flash points of 93.3°C (200°F) or higher, the total of which makes up 99 percent or m...
Classification of liquid substances that will burn on the basis of flash points. A combustible liquid means any liquid having a flash point at or above 37.8°C (100°F) but below 93.3°C (200°F), except any mixture having components with flash points of 93.3°C (200°F) or higher, the total of which makes up 99 percent or more of the total volume ...
Capable of combustion. ... (05 Mar 2000) ... 
Substance that can easily be set on fire and that will burn readily or quickly. Flammable.
Com·bus'ti·ble adjective [ Confer French combustible .] 1. Capable of taking fire and burning; apt to catch fire; inflammable. « Sin is to the soul like fire to combustible matter. South. » 2. Easily kindled or excited; quick; fiery; irascible. �...
Type: Term Pronunciation: kom-bus′ti-bĕl Definitions: 1. Capable of combustion.
[adj] - (of fuel) highly combustible 2. [adj] - capable of igniting and burning
combustible Related 'together' units: greg-; inter-; struct-.
Substance that can easily be set on fire and that will burn readily or quickly. Flammable. 
adjective capable of igniting and burning
capable of catching fire and burning; inflammable; flammable: Gasoline vapor is highly combustible. · easily excited: a high-strung, combustible nature.