| Certain belief | 14 |
| Certain belief system | 21 |
| Certain believer | 16 |
| Certain believer in God | 23 |
| Certain believers | 17 |
| Certain believers in God | 24 |
| Certain bell | 12 |
| Certain belly button | 20 |
| Certain benefactors, often | 26 |
| Certain benefits | 16 |
| Certain bent pipe | 17 |
| Certain benzodiazepine, commercially | 36 |
| Certain berth | 13 |
| Certain berths | 14 |
| Certain bet | 11 |
| Certain betrothed | 17 |
| Certain bettor | 14 |
| Certain bettors | 15 |
| Certain bias | 12 |
| Certain biblical book with a 1 and 2 | 36 |
| Certain bid, informally | 23 |
| Certain Big 12 athlete | 22 |
| Certain Big Apple train, with "the" | 45 |
| Certain big cats | 16 |
| Certain big couch shape | 23 |
| Certain big-league player | 25 |
| Certain bigot | 13 |
| Certain bigots | 14 |
| Certain bike | 12 |
| Certain bikes | 13 |
| Certain bill | 12 |
| Certain billiard strokes | 24 |
| Certain billiards scratch, to a Brit | 36 |
| Certain billiards shot | 22 |
| Certain billing | 15 |
| Certain bills | 13 |
| Certain biog. sketch | 20 |
| Certain birches | 15 |
| Certain bird | 12 |
| Certain bird herd | 17 |
| Certain bird shelter | 20 |
| Certain birds of a feather | 26 |
| Certain birds that cannot fly | 29 |
| Certain birthstone | 18 |
| Certain bison | 13 |
| Certain bit of wit | 18 |
| Certain black notes | 19 |
| Certain Black Sea dweller | 25 |
| Certain black sheep | 19 |
| Certain black tea | 17 |
| Certain black-nosed rabbits | 27 |
| Certain blacksmith | 18 |
| Certain blade | 13 |
| Certain blade holder | 20 |
| Certain bleater | 15 |
| Certain blend | 13 |
| Certain blocker | 15 |
| Certain blocker's target | 28 |
| Certain blood | 13 |
| Certain blood group | 19 |
| Certain blood type, briefly | 27 |
| Certain blood type, for short | 29 |
| Certain blowup | 14 |
| Certain blue stone | 18 |
| Certain blues | 13 |
| Certain board game turns | 24 |
| Certain board material | 22 |
| Certain board meeting attendee | 30 |
| Certain board member | 20 |
| Certain board member's memoir? | 34 |
| Certain board member: Abbr. | 27 |
| Certain board members? | 22 |
| Certain board pieces | 20 |
| Certain boat propeller | 22 |
| Certain boatman | 15 |
| Certain body fat | 16 |
| Certain body mod | 16 |
| Certain body of water | 21 |
| Certain body shape | 18 |
| Certain bodybuilder | 19 |
| Certain Boeing | 14 |
| Certain bomb squad worker | 25 |
| Certain Bond portrayer | 22 |
| Certain bond, for short | 23 |
| Certain bond, informally | 24 |
| Certain bond, slangily | 22 |
| Certain bonds | 13 |
| Certain bonds, securities, etc. | 31 |
| Certain bonds: Abbr. | 20 |
| Certain bone | 12 |
| Certain bones | 13 |
| Certain bong material | 21 |
| Certain Bonn votes | 18 |
| Certain book addendum | 21 |
| Certain book size | 17 |
| Certain book, sizewise | 22 |
| Certain bookbinding leather | 27 |
| Certain bookmark | 16 |
| Certain books | 13 |
| Certain boom | 12 |