The phrase "a significant head start" is correct and usable in written English.
It can be used to describe a situation where someone has an advantage or early beginning compared to others.
Example: "With her previous experience in the industry, she had a significant head start over her competitors."
Alternatives: "a considerable advantage" or "an early lead".
Fiachra, with a significant head start but still intent on trying to keep up, rapidly became unintelligible, then unconscious.
On the still rarely completed journey from Web series to television show, "Single Dads" has a significant head start.
The two companies set out to build a 4G network in tandem, hoping to benefit from a significant head start.
Yet big challenges remain for the company in today's technology landscape, where new powerhouses like Amazon.com, the leader in cloud computing, have a significant head start.
The result was that any comparison between 2008 and 2016 would be inexact as Democrats would benefit from a significant head start this year.
Other players, most notably but not exclusively China, anticipated this shift long ago and have a significant head start on the continent, analysts say.
Patrick C. Upson, the chairman of the consortium, said, "We have a significant head-start on the technical side".
One way in which Mr. Kennedy's late start may have harmed him was by allowing Mr. Carter a significant head-start in fund-raising, which Mr. Kennedy was never able to overcome.
Layar, which has raised $16 million from Intel Capital, has a significant head-start given their respectable amount of cash in the bank.
"The early clearance of the 800MHz, which has traditionally been used for analogue TV has appeased operators who were particularly concerned that EE would have been given a significant head-start.
But Matthew Howett, an analyst with research firm Ovum, said EE had benefited from a significant head-start in the rollout of 4G, and RootMetrics' research suggested its rivals were catching up.
