Choice words swapped in this puzzle's theme answers

Question:

Answer:

ANDOR

Length:

Similar Crossword Questions:

Alternative words used as alternatives for each other in this puzzle's theme answers
Number of times this puzzle's theme word appears diagonally in the grid (to complete the puzzle, shade those words plus the Down answers that begin where they meet)
What the self-contradictory words found in this puzzle's theme answers are examples of
Attendance check, and a hint to the puzzle theme in the first words of the starred answers
First of a pair of letters swapped six times in this puzzle's theme entries
Word before the first word in this puzzle's theme answers
New element whose name will be ratified in January, 2010, and whose symbol appears in the middle of this puzzle's theme answers
"Something you would cheat on if you knew you wouldn't get caught." "___" (also, the source of this puzzle's theme answers)
What this puzzle's theme answers contain (if you look closely enough)
It precedes the last words of the four longest puzzle answers
ConfuseÂ—or what to do to four common phrases to form this puzzle's theme answers
Struck out, as one letter in each of this puzzle's theme answers
Proper sort ... or a cry upon solving each of this puzzle's theme answers?
Comic that comes to an end on October 3rd, and whose catchphrase ends this puzzle's theme answers
Engagement gift (both words suit this puzzle's theme)
What one must have to solve this puzzle's theme answers
Words that can precede both parts of this puzzle's six longest answers
What this puzzle's theme words aim to do
What each completed pair of theme answers in this puzzle is
Second letters of this puzzle's five theme answers (seen in order)
Records "broken" in this puzzle's nine theme answers
Feature of this puzzle's theme answers?
Numerator for this puzzle's theme answers
Words to a kidder, and a hint to how this puzzle's five longest answers were created
Structure of this puzzle's theme, hidden in five answers