I should not for instance have been able to asseverate to my friend that I was certain-which was so much to the good-that I at least had not betrayed myself.
"The Turn of the Screw"
Henry James
The second wait for Jennie seemed longer than the first, and Daniel not only grew restive in the booth, but began again to asseverate that Jennie had not behaved quite properly by him.
"The Mermaid of Druid Lake and Other Stories"
Charles Weathers Bump
If it did not inspire sadness to discover that human minds, of intelligence above the average, can be capable of such fatuity, it would provoke one to laughter to read the Fathers as they gravely asseverate that they do not consider marriage as being necessarily sinful-providing that it were not committed more than once.
"Women of Early Christianity Woman: In all ages and in all countries, Vol. 3 (of 10)"
Alfred Brittain Mitchell Carroll