asseverate

—At this, the Boy suffered some Confusion, then to asseverate, My Tutor is deceased, Sir.

From "The Astonishing Life of Octavian Nothing, Traitor to the Nation, Volume II: The Kingdom on the Waves" by M.T. Anderson

Why merely say something, when they can declare, assert, expostulate, announce, or asseverate it?

From "Woe Is I" by Patricia T. O'Conner

I ain't afeard av the ball," he hastened to asseverate; "it's the kick av it that murthers me.

From Overland by J. W. (John William) De Forest

It is so with matters of fact about which you asseverate so positively to us, as if they were matters of opinion.

From The Crimes of England by G. K. (Gilbert Keith) Chesterton

The mighty works of Ramesis the Great, Memphis, Karnak and Thebes asseverate The pomp and glory, Egypt, of your ancient state.

From Fifty Years of Railway Life in England, Scotland and Ireland by Joseph Tatlow

In the Daily Mail in 2007, Humphrys asseverated that “vandals” who use “grotesque abbreviations” in their text messages are “pillaging our punctuation; savaging our sentences; raping our vocabulary”.

From The Guardian ● Mar. 25, 2016

Sometimes, Ms. Silveri asseverated, “ ‘she said’ is just the very best way to say that.”

From The Wall Street Journal ● Nov. 29, 2015

Nothing like her had been heard, the audience individually and as a body asseverated, in the six years in which Chicago has had an opera company named for it.

From Time Magazine Archive

Le Temps asseverated that there was a middle course between the guillotine and acquittal—ten or fifteen years in prison.

From Time Magazine Archive

"I'm going to crank the engines and send you home," he asseverated.

From The King of Arcadia by Francis Lynde

Hereupon follows a lively fire of argument between Bobby and his sister; she protesting that she will not espouse a bishop, and he asseverating that she shall.

From Nancy by Rhoda Broughton

Claiming culture, it is the crudest; asseverating its pre-eminence, it is the basest; denying all outside values and virtue, it is the narrowest.

From Strictly business: more stories of the four million by O. Henry

Into every room they looked, the old woman asseverating denials that it was of no use, they might see for themselves, that no one had been there for years past.

From Love and Life An Old Story in Eighteenth Century Costume by Charlotte Mary Yonge

So Ferondo returned to his hamlet, where all that saw him fleeing, as folk are wont to flee from spectacles of horror, he called them back, asseverating that he was risen from the tomb.

From The Decameron, Volume I by J. M. (James Macmullen) Rigg

It was only by addressing his reason in repeated arguments, and by solemnly asseverating my entire fidelity, that I induced him to yield.

From The Atlantic Monthly, Volume 12, No. 71, September, 1863 by Various