overstate

To define this show of support by major corporations for LGBT equality as a seachange would be no overstatement.
Corporations Are No Longer Silent on LGBT Issues||December 24, 2014|DAILY BEAST
Perhaps ascribing a distaste for the Oscar winner and soon-to-be Interstellar star is an overstatement.
Do We Still Hate Anne Hathaway?|Kevin Fallon|November 5, 2014|DAILY BEAST
It is probably not much of an overstatement to say that Arthur Ochs Sulzberger saved The New York Times.
The Legacy of Arthur Ochs Sulzberger, Publisher and CEO of The New York Times|Howard Kurtz|September 29, 2012|DAILY BEAST
To call the Canadian publisher Harlequin a monopoly in the romance genre might be an overstatement, but not by much.
How ‘Fifty Shades of Grey’ Is Shaking Up the Business of the Romance Genre|Chris Berube|June 6, 2012|DAILY BEAST

A source close to Olbermann called the characterization of the incident "a gross overstatement."
Keith Olbermann’s Rage During Current TV Gig|Howard Kurtz|April 5, 2012|DAILY BEAST
And here it behoves a loyal and grateful disciple to guard himself sedulously against the peril of overstatement.
Matthew Arnold|G. W. E. Russell
Johnson, on hearing this from Boswell, remarked that it must be an overstatement.
Alexander Pope|Leslie Stephen
He alone, faultless in the balance of his exquisite vision, was saved quite from this danger of overstatement.
Things seen in Spain|C. Gasquoine Hartley
He wished his answer to be not an overstatement, but the exact truth.
The Portygee|Joseph Crosby Lincoln
To assert the contrary is to weaken one's case by overstatement.
Vivisection|Albert Leffingwell

British Dictionary definitions for overstatement

overstate

/ (ˌəʊvəˈsteɪt) /

verb

(tr) to state too strongly; exaggerate or overemphasize

Derived Forms

overstatement, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012