| Certain boot | 12 |
| Certain booth occupant's goal | 33 |
| Certain boozehound | 18 |
| Certain border, to a philatelist | 32 |
| Certain Borneans | 16 |
| Certain Borneo denizens, briefly | 32 |
| Certain Borneo native (Var.) | 28 |
| Certain Bosnian | 15 |
| Certain boss's group | 24 |
| Certain botanical balms | 23 |
| Certain botanical progeny | 25 |
| Certain botanicals | 18 |
| Certain bottles | 15 |
| Certain bottom lines | 20 |
| Certain bottom-feeder | 21 |
| Certain Bounty crewman | 22 |
| Certain bowling target | 22 |
| Certain box occupant | 20 |
| Certain box-opener | 18 |
| Certain boxer, informally | 25 |
| Certain boxers | 14 |
| Certain boxing blow | 19 |
| Certain boxing match outcome | 28 |
| Certain boxing win, for short | 29 |
| Certain bra size | 16 |
| Certain bra specification | 25 |
| Certain brain size | 18 |
| Certain brain size? | 19 |
| Certain brainiac | 16 |
| Certain brainteaser | 19 |
| Certain branch | 14 |
| Certain brand of rugged footwear, in slang | 42 |
| Certain brass instrument | 24 |
| Certain brazen crime | 20 |
| Certain bread spread | 20 |
| Certain breads or cakes | 23 |
| Certain break point | 19 |
| Certain breakfast container | 27 |
| Certain breakfast dish | 22 |
| Certain breakout | 16 |
| Certain breakup payment | 23 |
| Certain brew | 12 |
| Certain brewer | 14 |
| Certain bricks | 14 |
| Certain bridge | 14 |
| Certain bridge bid accomplished? | 32 |
| Certain bridge bids | 19 |
| Certain bridge call (with "trump") | 44 |
| Certain bridge card | 19 |
| Certain bridge cards | 20 |
| Certain bridge holding | 22 |
| Certain bridge holdings | 23 |
| Certain bridge play | 19 |
| Certain bridge players | 22 |
| Certain bridge plays | 20 |
| Certain bridge positions | 24 |
| Certain bridge seat | 19 |
| Certain bridge seats | 20 |
| Certain bridge signals | 22 |
| Certain bridges | 15 |
| Certain briefs, briefly | 23 |
| Certain brim | 12 |
| Certain British conservative | 28 |
| Certain British Invasion invader | 32 |
| Certain British noble | 21 |
| Certain British party member | 28 |
| Certain British student | 23 |
| Certain Briton | 14 |
| Certain broadcasters | 20 |
| Certain broadcasters: Abbr. | 27 |
| Certain broadcasting co. | 24 |
| Certain Broadway show | 21 |
| Certain brocaded fabric | 23 |
| Certain brooders | 16 |
| Certain brook trout | 19 |
| Certain Brooklyn-Manhattan train | 32 |
| Certain brother | 15 |
| Certain brothers | 16 |
| Certain browns | 14 |
| Certain buck | 12 |
| Certain bud | 11 |
| Certain Buddhist | 16 |
| Certain Buddhist monk | 21 |
| Certain Buddhist teachings | 26 |
| Certain Budweiser employee? | 27 |
| Certain bugbears | 16 |
| Certain bugs | 12 |
| Certain builders | 16 |
| Certain building block, informally | 34 |
| Certain building material | 25 |
| Certain building materials | 26 |
| Certain buildings | 17 |
| Certain bulb | 12 |
| Certain bulb units | 18 |
| Certain bulbs | 13 |
| Certain bullet train rider | 26 |
| Certain bullfight participant | 29 |
| Certain bulls | 13 |
| Certain bulrushes | 17 |
| Certain bumps | 13 |