Combustive is a related term of ignitable.
As adjectives the difference between combustive and ignitable
is that combustive is of, pertaining to, caused by, or partaking in combustion while ignitable is capable of being ignited; able to burn.
ignitable
English
Adjective
(
en adjective)
Capable of being ignited; able to burn.
Antonyms
* unignitable, nonignitable