| Building with a drill hall | 26 |
| Building with a dome | 20 |
| Building with a basket | 22 |
| Building wings | 14 |
| Building wing, e.g. | 19 |
| Building wing shape, sometimes | 30 |
| Building wing shape | 19 |
| Building wing | 13 |
| Building where many a college all-nighter is pulled | 51 |
| Building ventilator | 19 |
| Building V.I.P.'s | 21 |
| Building V.I.P. | 15 |
| Building usually without a 13th floor | 37 |
| Building up to the loudest point | 32 |
| Building units? | 15 |
| Building units: Abbr. | 21 |
| Building unit with flanges | 26 |
| Building unit / Set-off chunks of text | 38 |
| Building unit | 13 |
| Building toy with an apostrophe in its name | 43 |
| Building toy unit | 17 |
| Building toy brand in competition with Lego | 43 |
| Building toy brand | 18 |
| Building toy | 12 |
| Building tower | 14 |
| Building tops | 13 |
| Building tiers | 14 |
| Building the Berlin Wall? | 25 |
| Building that's often red | 29 |
| Building that may be about to go up? | 36 |
| Building that holds tools | 25 |
| Building that goes up easily | 28 |
| Building supports | 17 |
| Building supporters | 19 |
| Building supporter | 18 |
| Building support | 16 |
| Building supplies giant | 23 |
| Building superintendent's gadget | 36 |
| Building super's ringful | 28 |
| Building subcontractor | 22 |
| Building style | 14 |
| Building stories | 16 |
| Building stones | 15 |
| Building stone | 14 |
| Building steel | 14 |
| Building spot | 13 |
| Building sites | 14 |
| Building site sight | 19 |
| Building site giants | 20 |
| Building site | 13 |
| Building sign | 13 |
| Building shelf | 14 |
| Building set | 12 |
| Building seen on a nickel | 25 |
| Building sections | 17 |
| Building section | 16 |
| Building schematic | 18 |
| Building safety procedure | 25 |
| Building safety partition | 25 |
| Building safety features | 24 |
| Building safety feature | 23 |
| Building repair platforms | 25 |
| Building reinforcements | 23 |
| Building regulations | 20 |
| Building recesses | 17 |
| Building recess | 15 |
| Building protrusion | 19 |
| Building promoters | 18 |
| Building projections | 20 |
| Building projection | 19 |
| Building post | 13 |
| Building plot | 13 |
| Building plans, for short | 25 |
| Building plans | 14 |
| Building planners' org. | 27 |
| Building plan, for short | 24 |
| Building pier | 13 |
| Building piece | 14 |
| Building passageway | 19 |
| Building passage | 16 |
| Building parts | 14 |
| Building part | 13 |
| Building owner, often | 21 |
| Building ornaments | 18 |
| Building or constructing | 24 |
| Building or bridge | 18 |
| Building on the beach | 21 |
| Building on the back of a fifty-dollar bill | 43 |
| Building on the back of a $50 bill | 34 |
| Building on San Antonio's city flag | 39 |
| Building on a campus | 20 |
| Building on a 1936 centennial stamp | 35 |
| Building often near a cafeteria | 31 |
| Building often named for a corporation | 38 |
| Building often adjacent to a convention center | 46 |
| Building next to a barn | 23 |
| Building needs, informally | 26 |
| Building near a track, maybe | 28 |
| Building near a silo | 20 |
| Building near a barn | 20 |