Kind of secret represented by each two-letter puzzle clue?

Question:

Answer:

STATE

Length:

Similar Crossword Questions:

Money ... or a hint to how six crossings in this puzzle are to be represented, superimposing one letter over another
Kind of puzzle
What the six puzzle answers graphically represented in this puzzle have in common
School phrase with a clue to this puzzle's theme
Name that would be super easy to clue if this puzzle were in Korean
Viper, and a clue to this puzzle's theme
Point value in Scrabble of every letter in this puzzle
Old group whose members are all represented in this puzzle
Kind of house or letter
Intrepid [Editor's note: This clue appears in heavier type (without the asterisks) in the print version of the puzzle. AcrossLite can't handle that, so just imaging that it's written in darker type.]
Kind of gang or letter
Last letter in most plurals (but not in this puzzle's six longest answers, which are the only plurals in this grid)
Secret retreat hidden in this puzzle's nine longest answers
Some sewing machines (and clue to this puzzle's theme)
Kind of duck or letter
Number of tiles per Scrabble set for the letter at the end of the answer to each starred clue
Secret-society letter
Treat represented visually by this puzzle's answer
Diving rotation, and the clue for four puzzle answers
Word form made with the big letter depicted in this puzzle's diagram (this letter is entirely absent from the solution)
Condition represented by a puzzle piece
What three-letter words do in five answers in this puzzle
Item hidden in each of the 15-letter answers in this puzzle
Dictionary source for each asterisked clue in this puzzle
Like each answer in this puzzle - also each word in each clue - in length