tartness

Some dried cranberries for tartness and a sprinkle of sea salt make these my all-time favorite cookies.

Their tartness and strictness and miserliness had made the life of the girls in the school uncomfortable for some time.

The tartness of the apricots gives a flavor that is pleasing to most persons.

"Perhaps I did, and perhaps I did not," she answered, matching his tartness.

"Thank you, I'm a long way outside of that class," retorted Mr. Emerson with some tartness.

"Never mind our driving; we have had a fine time," Isabel retorted, with pettish tartness.