Can anyone help me figure these out? im stumped.

Below you will find 17 expressions or names. Each of these should suggest you to another expression which contains the word blue, for example

Prohibitionist = blue nose
A literary woman = blue stocking
Scotch song = The blue bells of Scottland.


Start:

1. Seldom = ___________?
2. High-grade securities = ___________?
3. Policeman = ___________?
4. Kentucky region = ___________?
5. Sailor = ___________?
6. Architect's plans = ___________?
7. Prize = ___________?
8. Wife Slayer = ___________?
9. Delaware = ___________?
10. Nursery rhyme character = ___________?
11. Stocks and bonds sales regulations = ___________?
12. Complete meal on one dish = ___________?
13. High Society Register = ___________?
14. A well-born person = ___________?
15. To edit = ___________?
16. Oyster = ___________?
17. Depressing work day = ___________?

If you can figure these out than I = stupid and you = smart O_o