The phrase "a decisive boost" is correct and usable in written English.
It can be used to describe a significant increase or improvement in a situation, performance, or outcome.
Example: "The new marketing strategy provided a decisive boost to our sales figures this quarter."
Alternatives: "a significant increase" or "a crucial enhancement."
Despite Truss and Greening's success, however, expectations that Britain's second female prime minister would bring a decisive boost to the number of women in government were disappointed, with most roles still held by men.
Despite Truss and Greening's advances, however, expectations that Britain's second female prime minister would bring a decisive boost to the number of women in government were disappointed, with most roles still held by men.
I hope that, with the motion for a resolution tabled by Mr Pirker, which will be voted on here tomorrow, Parliament will be able to give a decisive boost to this ambitious, demanding and crucial programme of action to control the external border of the European Union in order to enhance the domestic security of all Member States.
In the 1928 general election, extremists of left and right were trounced and the Nazis in particular were close to despair until, that is, the Wall Street crash and subsequent depression gave them a new, finally decisive boost.
She made a decisive decision.
It is expected to play a decisive role in boosting domestic demand and promoting steady growth under the new economic normal.
His efforts to goad the Bank of Japan into bolder measures to end deflation and his promises to boost government spending have bolstered the impression of a decisive leader.
But if he does deliver a decisive performance this week, it will come at the perfect time to boost his status within the squad ahead of another massive occasion for Los Blancos: the upcoming Champions League semi-final with Bayern Munich.
Benn wanted to boost the role of the Labour membership to give them a decisive say over Labour MPs on the grounds that grassroots activists were more representative.
Lotus are expected to race their new straight-line speed boosting device there, a track where it could provide a decisive advantage.
The New Orleans Hornets, with a huge boost from Brian "Not The Orioles Dude" Roberts, halted the Denver Nuggets' 15-game win streak with a decisive 110-86 home-court victory.
