Words similar to sincerity

Example sentences for: sincerity

How can you use “sincerity” in a sentence? Here are some example sentences to help you improve your vocabulary:

New York 's Walter Kirn dissents from the pack, complaining of McKibben's books in general--"his combination of arrogance and sincerity, narcissism and asceticism, is riveting and infuriating at once"--and of this book in specific--"The thesis is ancient and hard to argue with, though something in McKibben's pious manner may make one want to try."
Even flirting implies a cavalier attitude which may be innocuous, but which also may connote a lack of sincerity.
But both the prose and the delivery have the appeal of directness and sincerity.
As for "Have a nice day," it has the same ring of sincerity as the robot-voiced "Your call is important to us, please continue to hold."
Fun is fun, but those who might rely on such a book are quite serious about the information they are seeking, and it is unfair to play fast and loose with their sincerity.