1) Burnable 2) Capable of burning 3) Combustible 4) Flammable 5) Ignitible 6) Inflammable 7) Like a match 1) Burnable 2) Combustible 3) Flammable 4) Ignitible 5) Inflammable 
A solid, liquid or compressed gas waste that has a flash point of less than 140deg.F. Ignitable material may be regulated by the EPA as a hazardous waste, as well.
Substance capable of being set on fire.
ignitable That which can be burned or set on fire.
Capable of burning or causing a fire. 
capable of burning