WHAT'S MISSING (not original title)

Credit: NY Times Crossword - July 5, 1998

Joe DiPietro

The same two letters, in the same, consecutive order, can be inserted into the following names and words to make new words.

1. VAL

2. PETE

3. TANS

4. WRING

5. GRAVY

6. REVISED

(BIG) HINT:

The original title of the puzzle is "DROP IT!"

Answers:

The letters are IT.

1. VAL - VITAL

2. PETE - PETITE

3. TANS - TITANS

4. WRING - WRITING

5. GRAVY - GRAVITY

6. REVISED - REVISITED