| 23rd letter | 11 |
| 23rd in a series | 16 |
| 23rd Hebrew letter | 18 |
| 23rd Greek letter | 17 |
| 23d of a series | 15 |
| 234, as of July 4, 2010? | 24 |
| 232-yr.-old land | 16 |
| 23% of D | 8 |
| 23 out of the 44 Super Bowl MVPS | 32 |
| 23 of 24 | 8 |
| 23 million year stretch during the Cenozoic era | 47 |
| 23 follower | 11 |
| 22nd-century date | 17 |
| 22nd in a Sue Grafton series | 28 |
| 22nd Greek letter | 17 |
| 22nd chapter of a fraternity | 28 |
| 22nd and 24th president | 23 |
| 22mm or 12ga. | 13 |
| 22° 30' | 14 |
| 225, to Cicero | 14 |
| 2204.62 pounds | 14 |
| 2204.62 avoirdupois pounds | 26 |
| 2200 hours | 10 |
| 2200 | 4 |
| 220-by-198-foot plot, e.g. | 26 |
| 220 yards square, perhaps | 25 |
| 220 | 3 |
| 22.5º | 8 |
| 22.5 degrees | 12 |
| 22.5 deg. on the compass | 24 |
| 22.5 deg. | 9 |
| 22-year-old Stanford graduate who became a pro golfer more than six years ago | 77 |
| 22-Acr. business | 16 |
| 22 of the 26 letters of the alphabet, in D.C. | 45 |
| 22 of 50 | 8 |
| 22 Mozart works | 15 |
| 21st-century year | 17 |
| 21st-century starter | 20 |
| 21st-century Russian leader | 27 |
| 21st-century pastime for treasure hunters | 41 |
| 21st-century epidemic concern | 29 |
| 21st-century date | 17 |
| 21st-century currency | 21 |
| 21st-century conflict | 21 |
| 21st-century | 12 |
| 21st-amendment backers | 22 |
| 21st, e.g.: Abbr. | 17 |
| 21st word of the Pledge of Allegiance | 37 |
| 21st U.S. president's monogram | 34 |
| 21st president's monogram | 29 |
| 21st letter | 11 |
| 21st Hebrew letter | 18 |
| 21st Greek letter | 17 |
| 21st day of June: pl. | 21 |
| 21st century popinjay | 21 |
| 21st century First Lady | 23 |
| 21st birthday, e.g. | 19 |
| 21st Amendment | 14 |
| 213 | 3 |
| 212% of L | 9 |
| 212 ___ (world record stat for typist Barbara Blackburn) | 56 |
| 212 or 718, e.g. | 16 |
| 212 initials | 12 |
| 212 and 646, in Manhattan | 25 |
| 212 | 3 |
| 2110, in Roman numerals | 23 |
| 211, to Tiberius | 16 |
| 2100, to Caesar | 15 |
| 2100 | 4 |
| 210 lines of poetry | 19 |
| 21-year-old, by most accounts | 29 |
| 21-time MLB All-Star | 20 |
| 21-season pitcher Darwin | 24 |
| 21-gun salute, e.g. | 19 |
| 21-gun ritual | 13 |
| 21-Emmy winner in '07 | 25 |
| 21-35 range, maybe | 18 |
| 21,730-pg. references | 21 |
| 21, often | 9 |
| 21, maybe | 9 |
| 21, in blackjack | 16 |
| 21, for one | 11 |
| 21, for many new drinkers | 25 |
| 21, e.g. | 8 |
| 21, at a casino, say | 20 |
| 21 ___ (Shaquille O'Neal's shoe size) | 45 |
| 21 words | 8 |
| 21 shillings, once | 18 |
| 21 request | 10 |
| 21 or over, liquorwise | 22 |
| 21 in two cards | 15 |
| 21 combo | 8 |
| 21 in cards | 12 |
| 21 | 2 |
| 20th-dynasty ruler | 18 |
| 20th-century writer | 19 |
| 20th-century White House nickname | 33 |
| 20th-century virologist | 23 |
| 20th-century tree painting? | 27 |
| 20th-century treaty topic | 25 |