The phrase "a more weighty" is correct and usable in written English.
It can be used when comparing the significance or importance of something in a more substantial manner.
Example: "In this debate, we need to consider a more weighty argument to persuade the audience."
Alternatives: "a heavier" or "a more significant".
There is a more weighty reason: we have a common enemy and common ideals.
(Brown's version has a more weighty, vertical feel that maximizes expression but loosens the sense of ensemble).
It had a more weighty view of history and a more serious view of the traditions that make innovation possible.
Coogan read Lee's story online in 2009, he says, at a moment when he was casting about for a more weighty project; the story reduced him to tears.
In English, we would translate roughly, "all the more so": If a small matter like X requires our attention, then how much more so does this apply to Y, a more weighty matter.
I vividly recall the afternoon in eighth grade English class, when, after doling out her daily lecture on how the Beatles embodied every evil of communism, our teacher, Miss Hair, turned to a more weighty topic: the unspeakable evils of the split infinitive.
As his former soap star peers trot out for panto season, Jason Donovan will be preparing for something a little more weighty: a lead role in a stage adaptation of The King's Speech.
Adam McKay's maybe best know for directing Anchorman, Step Brothers, and other vehicles for Will Ferrell to "yes and" his way through another comedy, but the auteur has decided to tackle something a little more weighty this time around—a star-studded drama about the 2008 financial crisis based on Michael Lewis's book, The Big Short: Inside the Doomsday Machine.
A far more weighty quest – The Last Wild (Quercus £9.99) – springs a mute boy, Kester, out of a correctional facility and into a dystopian landscape where all the animals have been killed by a mysterious disease.
The discrepancy, though small, is 330 times the estimated error, compared with 2.6 times for the earlier measurement, and therefore a much more weighty indication against Eddington's theory.
