| Building level, in France | 25 |
| Building levels, in Britain | 27 |
| Building lot minimum, often | 27 |
| Building made of bricks | 23 |
| Building maintenance worker | 27 |
| Building manager for short | 27 |
| Building manager, briefly | 25 |
| Building manager, slangily | 26 |
| Building managers, familiarly | 29 |
| Building managers, slangily | 27 |
| Building material for a pig | 27 |
| Building material from Sudan? | 29 |
| Building material in Oz | 23 |
| Building material out West | 26 |
| Building materials company | 26 |
| Building materials company? | 27 |
| Building near a track, maybe | 28 |
| Building needs, informally | 26 |
| Building next to a barn | 23 |
| Building or constructing | 24 |
| Building plan, for short | 24 |
| Building planners' org. | 27 |
| Building plans, for short | 25 |
| Building reinforcements | 23 |
| Building repair platforms | 25 |
| Building safety feature | 23 |
| Building safety features | 24 |
| Building safety partition | 25 |
| Building safety procedure | 25 |
| Building seen on a nickel | 25 |
| Building subcontractor | 22 |
| Building super's ringful | 28 |
| Building supplies giant | 23 |
| Building that goes up easily | 28 |
| Building that holds tools | 25 |
| Building that's often red | 29 |
| Building the Berlin Wall? | 25 |
| Building unit with flanges | 26 |
| Building with a basket | 22 |
| Building with a drill hall | 26 |
| Building with big doors | 23 |
| Building with giant doors | 25 |
| Building with lots of wings | 27 |
| Building with many layers | 25 |
| Building with many layers? | 26 |
| Building with many sides | 24 |
| Building with many tables | 25 |
| Building with stacked roofs | 27 |
| Building without cell phones? | 29 |
| Building's ground level | 27 |
| Building's surroundings | 27 |
| Building-block expertise | 24 |
| Building-planners' org. | 27 |
| Building-toy trade name | 23 |
| Building-trade figures | 22 |
| Buildings at Brown or Rice | 26 |
| Buildings at O'Hare | 23 |
| Buildings built on sand? | 24 |
| Buildings in Boston and Boise | 29 |
| Buildings in capital cities | 27 |
| Buildings often have them | 25 |
| Buildings on some bases | 23 |
| Buildings used for storage | 26 |
| Buildings with many owners | 26 |
| Builds a deck for, say | 22 |
| Builds a karate studio? | 23 |
| Builds a new room, say | 22 |
| Builds a porch for, e.g. | 24 |
| Builds slopes around a fort | 27 |
| Builds up considerably | 22 |
| Buildup around the mouth | 24 |
| Buildup in a bank acct. | 23 |
| Buildup of unfinished work | 26 |
| Buildup on a suit jacket | 24 |
| Built a home out on a limb | 26 |
| Built like a greyhound | 22 |
| Built like many models | 22 |
| Built oneself up, in a way | 26 |
| Built onto the house, maybe | 27 |
| Built starting with nothing | 27 |
| Built the perfect case? | 23 |
| Built to Spill singer Martsch | 29 |
| Built up, as a fortune | 22 |
| Built-in airplane server | 24 |
| Built-in error estimate | 23 |
| Built-in Windows typeface | 25 |
| Bukhara had one until 1920 | 26 |
| Bulb related to onions | 22 |
| Bulb-brightness measure | 23 |
| Bulbed kitchen gadgets | 22 |
| Bulblike bases of stems | 23 |
| Bulbous flower, for short | 25 |
| Bulbs that lost a fight? | 24 |
| Bulbul's lavish prison | 26 |
| Bulfinch's specialty | 24 |
| Bulgaria's capital | 22 |
| Bulgaria's currency | 23 |
| Bulgaria's monetary unit | 28 |
| Bulgaria, Albania et al. | 24 |
| Bulgaria, Greece, etc. | 22 |