The pairs of letters inserted into each of this puzzle's theme answers, for example

Question:

Answer:

FASHIONMONOGRAM

Length:

Similar Crossword Questions:

"Home work" letters that appear at both ends of this puzzle's theme answers
Letters for the names "buried" in this puzzle's theme answers
Second letters of this puzzle's five theme answers (seen in order)
Shade from the sun that's inserted in this puzzle's theme answers
Surplus integral to this puzzle's theme answers
Agent "embedded" in this puzzle's theme answers
Feature of this puzzle's theme answers?
Choice words swapped in this puzzle's theme answers
Chemical reaction phenomenon, and what occurs in four symmetrical pairs of long answers in this puzzle
Where this puzzle's theme pairs would like to meet
Picnic serving, and when divided properly, a hint to a hidden feature of six pairs of puzzle 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)
It uses only the 12 letters A, E, H, I, K, L, M, N, O, P, U and W (like eight long answers in this puzzle)
Reverend whose name is linked to terms like "Pazz and Jop," and this puzzle's theme answers
HBO's "Inside the __" (and hidden theme in this puzzle's four longest answers)
Alternative words used as alternatives for each other in this puzzle's theme answers
Easy, and what this puzzle's theme answers literally are
What this puzzle's theme answers contain (if you look closely enough)
What one gets by multiplying the numbers in this puzzle's theme answers
Second of a pair of letters swapped six times in this puzzle's theme entries
Upright, and what's been removed to form this puzzle's theme answers
One who can be patched together from the letters added to the theme answers
Like the theme answers in this puzzle?
"Something you would cheat on if you knew you wouldn't get caught." "___" (also, the source of this puzzle's theme answers)
Classic breakup line, and a hint to the formation of this puzzle's theme answers