| Building schematic | 18 |
| Building section | 16 |
| Building sections | 17 |
| Building seen on a nickel | 25 |
| Building set | 12 |
| Building shelf | 14 |
| Building sign | 13 |
| Building site | 13 |
| Building site giants | 20 |
| Building site sight | 19 |
| Building sites | 14 |
| Building spot | 13 |
| Building steel | 14 |
| Building stone | 14 |
| Building stones | 15 |
| Building stories | 16 |
| Building style | 14 |
| Building subcontractor | 22 |
| Building super's ringful | 28 |
| Building superintendent's gadget | 36 |
| Building supplies giant | 23 |
| Building support | 16 |
| Building supporter | 18 |
| Building supporters | 19 |
| Building supports | 17 |
| Building that goes up easily | 28 |
| Building that holds tools | 25 |
| Building that may be about to go up? | 36 |
| Building that's often red | 29 |
| Building the Berlin Wall? | 25 |
| Building tiers | 14 |
| Building tops | 13 |
| Building tower | 14 |
| Building toy | 12 |
| Building toy brand | 18 |
| Building toy brand in competition with Lego | 43 |
| Building toy unit | 17 |
| Building toy with an apostrophe in its name | 43 |
| Building unit | 13 |
| Building unit / Set-off chunks of text | 38 |
| Building unit with flanges | 26 |
| Building units: Abbr. | 21 |
| Building units? | 15 |
| Building up to the loudest point | 32 |
| Building usually without a 13th floor | 37 |
| Building V.I.P. | 15 |
| Building V.I.P.'s | 21 |
| Building ventilator | 19 |
| Building where many a college all-nighter is pulled | 51 |
| Building wing | 13 |
| Building wing shape | 19 |
| Building wing shape, sometimes | 30 |
| Building wing, e.g. | 19 |
| Building wings | 14 |
| Building with a basket | 22 |
| Building with a dome | 20 |
| Building with a drill hall | 26 |
| Building with a gallery, maybe | 30 |
| Building with a locomotive turntable | 36 |
| Building with a loft | 20 |
| Building with a triangular cross section | 40 |
| Building with big doors | 23 |
| Building with drafts | 20 |
| Building with frequent shooting | 31 |
| Building with giant doors | 25 |
| Building with just a few floors | 31 |
| 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 picture windows? | 30 |
| Building with stacked roofs | 27 |
| Building with volumes | 21 |
| Building with walls for a ceiling | 33 |
| Building with wings? | 20 |
| Building without cell phones? | 29 |
| Building worker | 15 |
| Building workers | 16 |
| Building you probably shouldn't smoke in | 44 |
| Building __ | 11 |
| Building's ground level | 27 |
| Building's story | 20 |
| Building's surroundings | 27 |
| Building, in Bonn | 17 |
| Building-block brand | 20 |
| Building-block expertise | 24 |
| Building-block name | 19 |
| Building-climbing Harold in 1923's "Safety Last" | 62 |
| Building-planners' org. | 27 |
| Building-site sight | 19 |
| Building-toy trade name | 23 |
| Building-trade figures | 22 |
| Building: Ger. | 14 |
| Buildings | 9 |
| Buildings and land | 18 |
| Buildings at Brown or Rice | 26 |
| Buildings at O'Hare | 23 |
| Buildings built on sand? | 24 |
| Buildings in Boston and Boise | 29 |