And it should only be used in extremecircumstances.
The Sun (2016)
Such restrictions are highly unusual and would only be expected in extremecircumstances.
Times, Sunday Times (2011)
The government has intervened in children's services before, but only in extremecircumstances.
Times, Sunday Times (2015)
Seecurrent circumstances
Definition of 'extreme'
extreme
(ɪkstriːm)Explore 'extreme' in the dictionary
adjective
You use extreme to describe situations and behaviour which are much more severe or unusual than you would expect, especially when you disapprove of them because of this.