be on fire:
in flames; burning.
catch fire:
to start burning
contain a fire
creating a perimeter around a fire to stop it from spreading.
fight a fire:
to try to put out a fire
light a fire
to start a fire
put out a fire
to stop a fire from burning
set fire to
to make something start burning
set on fire
to make something start burning
start a fire
to create a flame that is hot and bright
