expedient
adjective
formal uk/ɪkˈspiːdiənt/ ushelpful or useful in the situation that now exists, although perhaps not the right thing to do morally or for the future:
it is expedient to do sth It might be expedient not to pay him until some time after the work is finished.
It would not be politically expedient to propose new fees.
The management has taken a series of expedient measures to improve the company's financial situation.
expediently
adverb /ɪkˈspiːdiəntli/
We need to find the means to take decisions both expediently and with due public consultation.
expedient
noun [ C ]
formal uk/ɪkˈspiːdiənt/ usan action that is expedient:
The company can save money by the simple expedient of cutting investment and hiring.