1.
If you describe something as ~, you mean that it does not happen often or is not often seen.
Cancer of the breast in young women is ~...
A 15-year lifespan is not ~ for a dog.
= unusual
? common
ADJ: usu v-link ADJ
2.
If you describe a quality, usually a good quality, as ~, you mean that it is unusually great in degree or amount. (LITERARY)
Both are blessed with ~ ability to fix things...
She read Cecelia’s last letter with ~ interest.
= unusual
ADJ: ADJ n
~ly
Mary was ~ly good at tennis.
ADV: usu ADV adj/adv