"substantial award" is correct and usable in written English.
You can use it to describe a prize or reward given out that is larger or more valuable than normal. For example, "The business owner received a substantial award for her successful entrepreneurship."
"I am advised that these allegations are serious and that should I press my claim, I am likely to recover a very substantial award in damages," he added.
Many had anticipated a more substantial award for the film which, alongside Maren Ade's Toni Erdmann, was considered one of the frontrunners.
On the other hand, a substantial award would seem disproportionate compared with the relatively modest amounts awarded in personal injury cases.
The Erasmus Prize, awarded by the Dutch government for contributions to European culture, society or social science, is often compared with the Nobel, perhaps because of its substantial award of 150,000 euros (about $175,000).
This annual gong, administered by Cornell University (of which Nathan, the doyen of early 20th-century American theatre crit, was an alumnus) is the only substantial award – Dolan will receive a cheque for $10,000 as well as a trophy – for American or America-based writers of theatre criticism.
Other high-profile awards were £25,000 to politician George Galloway, "substantial" undisclosed damages to former Labour communications director Alastair Campbell, £75,000 to sports agent Sky Andrew and another "substantial" award to Phil Hughes, who was an agent for late footballer George Best.
Some of these are long-established and substantial awards such as the Oxford Samuel Beckett Theatre Trust award.
Similarly, there are a number of substantial awards for study in the US.
A remarkable initial box office performance has given a substantial awards push to Asif Kapadia's documentary about the late singer Amy Winehouse.
Because federal law makes no provision for damage suits against device makers, injured patients have turned to state law and have won substantial awards.
The families of all who were injured or killed, including the rescuers, are eligible to collect substantial awards from a new multibillion-dollar federal victims' compensation fund, and the awards may eliminate some of the inequities.
