Answer: XXXXXX
XXXXXX is a crossword puzzle answer that we have spotted 28 times.
Referring Clues:
- Iberian wine city
 - "Macbeth" king
 - Irascible
 - Harridan
 - Strawberry blond sister of Barbie
 - 1960s-'70s series starring Efrem Zimbalist Jr.
 - Material beyond the terrestrial plane, in medieval science
 - Boo-boos
 - Like citrus fruits
 - Round Table assignments
 - Newspaper columnist, humorously
 - Anders Celsius and Greta Garbo, for two
 - "Is Anybody Goin' to San ___" (#1 Charley Pride song)
 - Alley flanker
 - Antarctic summit between peaks named for faith and charity
 - "___ Mater" (hymn)
 - African capital
 - Organic chemistry group
 - Turns into mush
 - Like much processed wheat
 - Roman magistrates
 - Food item named after an Austrian city
 - Film set on Pandora
 - Placid
 - Self-image?
 - Like the Palace of Versailles
 - English landscapist famous for "The Burning of the Houses of Lords and Commons"
 - Irritates
 
Last Seen In:
- New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 - New York Times - September 22, 2013
 
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