NPR Weekend Edition Sunday Puzzle
December 10, 2006
Will Shortz

The letter pairs below form the middle two letters of common, unrelated four-letter words. Can you supply the first and last letters and identify the words? For example, given the letter pair PR, the word would by SPRY.

1. BU
2. CI
3. CN
4. DI
5. FA
6. GR
7. IW
8. KR
9. LN
10. LT
11. NL

Answers:

1. ABUT
2. ACID
3. ACNE
4. EDIT
5. AFAR
6. OGRE
7. KIWI
8. OKRA
9. ULNA
10. ALTO
11. ONLY