NY Times Crossword
December 3, 2018
Lynn Lempel

The answers to the clues below will have something in common.

1. Words on returned mail
2. Overnight condensation
3. "Impossible for me!"
4. Ballet dance for a couple
5. Heroic boldness and action
6. Coiffure

Answers:

1. Postage due
2. Morning dew
3. "No can do!"
4. Pas de deux
5. Derring-do 
6. Hairdo