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
Supplements added to each of this puzzle's theme answers
Each of the four longest puzzle answers has two pairs of them
Number inaugurated into this puzzle's theme answers
Attendance check, and a hint to the puzzle theme in the first words of the starred answers
Shoe additions, and what this puzzle's theme answers contain
Big letters, for short (and what your answers must be written in to understand the theme)
Equipment for each of this puzzle's theme answers
Letters featured in this puzzle's theme
What the puzzlemaker did to the name in each of this puzzle's theme answers?
Theme of this puzzle hidden in the seven other longest across answers
Wise guys featured in this puzzle's theme answers
Agent "embedded" in this puzzle's theme answers
Postseason gridiron game, and a hint to the puzzle theme found in starred answers
Fixed as a target ... or a hint to four pairs of intersecting answers in this puzzle
Word that can precede each set of circled letters, forming a literal hint for entering certain answers in this puzzle
Where this puzzle's theme pairs would like to meet
Office building problem that's a hint to this puzzle's theme entries (see their last three letters)
Reverend whose name is linked to terms like "Pazz and Jop," and this puzzle's theme answers
"The wart stops here" product, and a hint to the theme found in eight puzzle answers
Term for each of the 15 asterisked theme answers in this puzzle
Birdie that's hidden literally in 10 pairs of puzzle answers