The phrase "arguably this year" is correct and usable in written English.
It can be used when expressing a point of view that something can be debated or discussed regarding the current year.
Example: "Arguably this year has seen the most significant advancements in technology compared to previous years."
Alternatives: "possibly this year" or "potentially this year".
Whether there is resentment (only 15% of Republican voters thought 12 Years A Slave should have won last year) or the academy is swayed by fads (arguably this year, experimental film-making is the common thread), there is no doubt trends can be found when it comes to diversity and awards season.
Arguably this year's cull has been even more dramatic.
Take Natalie Portman, arguably this year's highest-profile contender, at least from a fashion point of view.
Her sheer polka dot dress, the Lucia, is arguably this year's most flashbulb-friendly dress and has been worn by celebrities including Susan Sarandon and Liv Tyler.
He's arguably this year's most talked-about comedian due to his circumvention of giant ticket distributors.
Portman, for example, has experience in government and hails from what is arguably this year's most pivotal state, Ohio.
Witness the rise of gay marriage, arguably today's most effective left-leaning social campaign.
Several election years — certainly 1960 , 1968and 2000, and arguably 1976 and 2004 — were close enough that their results could have been altered by essentially random factors.
Net neutrality stands for the proposition that the broadband networks, arguably today's most important infrastructure, should be subject to basic rules ensuring fair competition.
Keane's last truly important goals were arguably five years ago, in the Euro 2012 play-offs against Estonia – though he did score in the 2013 qualifying defeat by Sweden.
Yet delve deeper and you'll find a more thoughtful, artistic figure, who can make a record as ambitious as Kaleidoscope Dream, arguably last year's biggest sleeper hit.
