| Common backyard birds | 21 |
| Common bacterium | 16 |
| Common bagel topper | 19 |
| Common bagel topping | 20 |
| Common bait | 11 |
| Common bait fish | 16 |
| Common ball point | 17 |
| Common balloon ballast | 22 |
| Common bank deposit? | 20 |
| Common bar food | 15 |
| Common bar name | 15 |
| Common bar order, briefly | 25 |
| Common bar order, with "the" | 38 |
| Common barbecue servings | 24 |
| Common barbecue spot | 20 |
| Common bargaining subject | 25 |
| Common barn roof | 16 |
| Common base | 11 |
| Common baseball bat material | 28 |
| Common baseball bat wood | 24 |
| Common baseball count | 21 |
| Common baseball situation | 25 |
| Common bathroom sight | 21 |
| Common batteries | 16 |
| Common battery | 14 |
| Common battery presentation | 27 |
| Common beach loiterer | 21 |
| Common bedroom furniture material | 33 |
| Common belief | 13 |
| Common belief of many religions | 31 |
| Common belly button type | 24 |
| Common belly feature | 20 |
| Common beneficiary of a pledge campaign | 39 |
| Common beverage | 15 |
| Common Biblical phrase | 22 |
| Common biblical word | 20 |
| Common bill | 11 |
| Common bill encl. | 17 |
| Common billing cycle | 20 |
| Common bills | 12 |
| Common bio subtitle | 19 |
| Common biography subtitle | 25 |
| Common bird | 11 |
| Common bird name | 16 |
| Common birds, in puzzles | 24 |
| Common bit of Morse code | 24 |
| Common black European thrush (Var.) | 35 |
| Common black thrush (Var.) | 26 |
| Common black-and-white cat name | 31 |
| Common blockage locale | 22 |
| Common blog entry | 17 |
| Common blog link | 16 |
| Common blood bank shortage | 26 |
| Common blood group | 18 |
| Common blood problem | 20 |
| Common blood type, briefly | 26 |
| Common Bloody Caesar garnish | 28 |
| Common blow-up size | 19 |
| Common BLT condiment | 20 |
| Common blues | 12 |
| Common board size | 17 |
| Common bond | 11 |
| Common bonds | 12 |
| Common bonds? | 13 |
| Common bonito genus | 19 |
| Common book appendix | 20 |
| Common boot feature | 19 |
| Common boundary | 15 |
| Common bread for panini | 23 |
| Common break hour | 17 |
| Common break hr. | 16 |
| Common break time | 17 |
| Common breakfast fare | 21 |
| Common breakfast order | 22 |
| Common breast-pocket stain | 26 |
| Common bridal flower | 20 |
| Common bridge bid | 17 |
| Common British Isles shader | 27 |
| Common British verb ending | 26 |
| Common Buddhist prayer | 22 |
| Common bug | 10 |
| Common burger topper | 20 |
| Common burrito filler | 21 |
| Common bus. name endings | 24 |
| Common business abbr. | 21 |
| Common butler's name | 24 |
| Common butt of jokes | 20 |
| Common butter substitute | 24 |
| Common buttons | 14 |
| Common Cajun side | 17 |
| Common cake ingredient | 22 |
| Common calculator button | 24 |
| Common caliber | 14 |
| Common California map word | 26 |
| Common cameo stone | 18 |
| Common camp chow | 16 |
| Common camp sight | 17 |
| Common campus for Bush and Kerry | 32 |
| Common campus transportation | 28 |
| Common canal locale: Abbr. | 26 |