(verb) To strengthen; to make firm or resolute.
"The mass of men lead lives of quiet desperation. What is called resignation is confirmed desperation."
"Interwoven as is the love of liberty with every ligament of your hearts, no recommendation of mine is necessary to fortify or confirm the attachment."
"The more I see of the world, the more am i dissatisfied with it; and everyday confirms my belief of the inconsistencies of all human."