if you just want one word for the antonym than there isnt one (well there probably is i just dont know it ) but combustion means the act of burning so the antonym for that is not burning
"Ozone" has no antonym.
An antonym for transparent is "Dark".
Polonium is an element and has no antonym.
the antonym of stable is unstable
The antonym for 'everyone' is no one.
Disobey is an antonym of obey.
One antonym for Dictatoris follower.
One antonym for probably is unlikely.
One antonym of crust is Core.
One antonym for arson is fireproof.
One antonym is altruistic.
The antonym of "dangling" could be "secure" or "fixed."
Antonym: confounded Synonym: informed, educated
One antonym for persuaded is dissuaded
One antonym for crowing would be " cowering"
"Include" is one antonym of "exclude".