| Building blocks of a sort | 25 |
| Building blocks name | 20 |
| Building blocks brand | 21 |
| Building blocks | 15 |
| Building block, perhaps? | 24 |
| Building block, of sorts | 24 |
| Building block, informally | 26 |
| Building block of physics | 25 |
| Building block of nature | 24 |
| Building block of molecules | 27 |
| Building block of matter | 24 |
| Building block of life | 22 |
| Building block of a building block | 34 |
| Building block name | 19 |
| Building block maker | 20 |
| Building block for kids | 23 |
| Building block company | 22 |
| Building block brand | 20 |
| Building block | 14 |
| Building blaster | 16 |
| Building biggies | 16 |
| Building beside a barn | 22 |
| Building beams | 14 |
| Building beam | 13 |
| Building artisan | 16 |
| Building area | 13 |
| Building appendixes | 19 |
| Building annexes | 16 |
| Building annex | 14 |
| Building and its grounds | 24 |
| Building and grounds | 20 |
| Building an ark, for one? | 25 |
| Building agcy. | 14 |
| Building afterthought | 21 |
| Building adjuncts | 17 |
| Building adjunct | 16 |
| Building additions | 18 |
| Building addition, sometimes | 28 |
| Building addition | 17 |
| Building add-ons | 16 |
| Building add-on | 15 |
| Building add on | 15 |
| Building | 8 |
| Builders' sites | 19 |
| Builders' offices | 21 |
| Builders' buys | 18 |
| Builders' beams | 19 |
| Builders' afterthoughts | 27 |
| Builders of Uxmal | 17 |
| Builders of the Tikal temples | 29 |
| Builders of Stonehenge, some say | 32 |
| Builders of stepped pyramids | 28 |
| Builders of military bases | 26 |
| Builders of lofty castles | 25 |
| Builders of colossal heads | 26 |
| Builders of castles in the air | 30 |
| Builders of atolls | 18 |
| Builders at Uxmal | 17 |
| Builders | 8 |
| Builder, muscle or bridge player | 32 |
| Builder's workplace | 23 |
| Builder's work place | 24 |
| Builder's wedge-shaped piece | 32 |
| Builder's units | 19 |
| Builder's truckload | 23 |
| Builder's target? | 21 |
| Builder's supplier | 22 |
| Builder's stock | 19 |
| Builder's spot | 18 |
| Builder's specs | 19 |
| Builder's site | 18 |
| Builder's sheet | 19 |
| Builder's second thought | 28 |
| Builder's purchase | 22 |
| Builder's projected expense? | 32 |
| Builder's political clout? | 30 |
| Builder's plans, informally | 31 |
| Builder's plan | 18 |
| Builder's parcel | 20 |
| Builder's overhead expense? | 31 |
| Builder's options | 21 |
| Builder's notch | 19 |
| Builder's need, often | 25 |
| Builder's need | 18 |
| Builder's necessity | 23 |
| Builder's material | 22 |
| Builder's maps | 18 |
| Builder's map | 17 |
| Builder's guidelines | 24 |
| Builder's guide, for short | 30 |
| Builder's guide | 19 |
| Builder's framework | 23 |
| Builder's find | 18 |
| Builder's enumeration | 25 |
| Builder's directive | 23 |
| Builder's detail, in brief | 30 |
| Builder's detail, for short | 31 |
| Builder's detail, briefly | 29 |
| Builder's condition? | 24 |
| Builder's concern | 21 |