1. letter
2. mail
3. to trust
4. to believe
5. to profess faith in
6. truthful
7. confidence
8. trust
9. at will
10. at random

classifier: 封

1. god; deity
2. supernatural; magical; mysterious
3. spirit; mind; energy
4. lively; expressive
5. look; expression
6. (coll.) awesome; amazing