Collocation Dictionary
Common collocations with head off in American Collocation
difficult situation
clash
crisis
problems
revolt
war
Greater use could be made of mediation to head off potential court clashes.
comment
accusations
criticism
The company is trying to head off accusations that its efforts to comply with the terms of the settlement are inadequate.
possibility
possibility
threat
We must extend our use of renewable sources of energy if we are to head off the threat of devastating climate change.
when someone wants something
demands
The government tried to head off demands for more general access to confidential information.