The phrase "a bumpy start to" is correct and usable in written English.
It can be used to describe a situation or event that begins with difficulties or challenges.
Example: "The project had a bumpy start to the implementation phase, but we managed to overcome the initial obstacles."
Alternatives: "a rocky beginning to" or "a rough start to".
Dickey overcame a bumpy start to finish with a 3.28 earned run average.
The Seminoles weathered a bumpy start to sprint past the Catamounts in the second half.
Smashbox had something of a bumpy start to life in the UK.
Ms. Ashton has had a bumpy start to a new job, created by the Lisbon Treaty, designed to raise Europe's profile on the global stage.
After a bumpy start to their byelection campaign, which saw their candidate claim state schools were not good enough for her son, it appeared the Tory party was back "on message" with a vengeance in Eastleigh on Sunday.
The incident marked a bumpy start to the Green Party's pre-election efforts, and came after a difficult interview on Radio 4's Today programme, in which Ms Bennett appeared to suggest that the West had to let Russia's Vladimir Putin "walk away with something" from Ukraine if the crisis was to be resolved.
Blue-chip names including Monet, Matisse and Picasso brought solid prices — even if the works were far from their best — a day after auction season got off to a bumpy start at Sotheby's.
In recent years the government has tried several times to rein in debt, only to back down when it became clear that deleveraging would be painful.Credit-to-GDP levels were stable in the second half of last year at about 190%, but a very bumpy start to this year – the country's first bond default and stress in shadow banks – prompted the government to reverse its stance.
It aims to treat Disney's "cast members" quickly (unblocking their huge ears and fixing their fairy wings, presumably), so they can go back to work.Retail clinics got a bumpy start, thanks to slim margins and erratic seasonal revenue (fewer coughs mean less money).
Johnson will want to avoid repeating the bumpy start to his first term, which was in disarray after a number of deputy mayors departed in quick succession.
Cruguet also recalled the bumpy start to the Derby, when Slew bumped into the horse to his right coming out of the gate.
