Each clue below can be answered with a familiar two-word phrase - that has been changed by adding the letter "K" to the end of the first word.

1. Feminine touch for prison garb
2. Unabashed scrutiny
3. Tree surgeon
4. Pollution legislation

HINTS:
1. Like many men's suits
2. Sky watching
3. Liquor server
4. Assault rifle discussion

Answers:

1. Pink stripes
2. Stark gazing
3. Bark tender
4. Gunk control 

Credit: Lynn Lempel