'nascent years' is a correct and usable phrase in written English.
It is used to describe the early stages of something, such as a period of time, a career, a relationship, etc. For example: "The artist spent his nascent years honing his skills in drawing and painting."
"The best money during the nascent years of a business is patient for growth but impatient for profit," they write.
There was a time, during the nascent years of the organization, when the Mets had a noticeable representation of Canadians.
Brin and Page founded Google on hard-nosed principles like "You can be serious without a suit", while Zuckerberg appears to have remained strikingly casual and idealistic, at least in the nascent years of Facebook.
Penned by the first Englishwoman known to have earned a living through her writing (Aphra Behn), was published in 1688, at which time, in the nascent years of abolitionism, it was viewed as a progressive antislavery text.
Now it is facing one again, and in deciding the fate of the kickoff, the N.F.L. may encounter much of the same resistance to a culture change it did during the nascent years of the league.
In the talk, which is transcribed below, Hurley compares the current state of online video to the nascent years of television.
In the River manifesto, Rothenberg writes "VR is a technology that will transform every industry over the next decade or two, just as the Internet was nascent twenty years ago but now is ubiquitous".
At this year's show the subject of choice was the firm's nascent turnaround.A year ago GM was making record losses, closing plants and slashing its workforce.
The road map brings national priorities in line with the European Commission's nascent 7-year funding scheme, Horizon 2020, in part because France hopes that its researchers will score better in that program than they have in previous E.U. funding rounds.
In her nascent two-year long political career as a U.S. Senator, Heitkamp has taken over $186,000 from the industry, her third biggest campaign contributor by category.
(Most of the meetings with media executives happen in private suites and hotels. In some cases, executives sign nondisclosure agreements to see nascent technologies several years before they are publicly announced).
