| Certain shampoo target | 22 |
| Certain shah's name | 23 |
| Certain shaft | 13 |
| Certain shade trees | 19 |
| Certain shade tree | 18 |
| Certain shade giver | 19 |
| Certain sex scandal, in slang | 29 |
| Certain sewers | 14 |
| Certain settlers | 16 |
| Certain settler's tract | 27 |
| Certain sets | 12 |
| Certain set-top box | 19 |
| Certain set of lines from Petrarch | 34 |
| Certain set of horizontal lines | 31 |
| Certain services | 16 |
| Certain servicemen: Abbr. | 25 |
| Certain serviceman | 18 |
| Certain service man or woman | 28 |
| Certain service branch (abbr.) | 30 |
| Certain service | 15 |
| Certain serves | 14 |
| Certain servant in a royal palace | 33 |
| Certain series of questions | 27 |
| Certain sergeant's post | 27 |
| Certain sense of perception | 27 |
| Certain sense | 13 |
| Certain senior citizen | 22 |
| Certain Senate committee | 24 |
| Certain Semite | 14 |
| Certain semiconductor | 21 |
| Certain self-taught prison inmate | 33 |
| Certain self-guided robotic vacuum cleaners | 43 |
| Certain seizure, for short | 26 |
| Certain seizure | 15 |
| Certain seekers | 15 |
| Certain seed cases | 18 |
| Certain sedges | 14 |
| Certain sedatives | 17 |
| Certain security, briefly | 25 |
| Certain security interest | 25 |
| Certain securities transaction | 30 |
| Certain securities deal | 23 |
| Certain securities | 18 |
| Certain sections ofthe GI tracts | 33 |
| Certain section | 15 |
| Certain secrets | 15 |
| Certain secretary | 17 |
| Certain secretaries | 19 |
| Certain seconds-in-command | 26 |
| Certain secants | 15 |
| Certain seaweeds | 16 |
| Certain seats | 13 |
| Certain seat request | 20 |
| Certain seat | 12 |
| Certain seasonal sandwich | 25 |
| Certain season | 14 |
| Certain search engine | 21 |
| Certain seals or owls | 21 |
| Certain sealer | 14 |
| Certain seal | 12 |
| Certain seafood stop | 20 |
| Certain seafood entree | 22 |
| Certain seafood | 15 |
| Certain seabird | 15 |
| Certain sea | 11 |
| Certain SE Asian | 16 |
| Certain sculptures or paintings | 31 |
| Certain sculptures | 18 |
| Certain sculpting medium | 24 |
| Certain scrubber | 16 |
| Certain screenwriter | 20 |
| Certain screecher's offspring | 33 |
| Certain Scrabble tile | 21 |
| Certain Scrabble space | 22 |
| Certain Scouts | 14 |
| Certain scout's quest | 25 |
| Certain scout's concern | 27 |
| Certain scout leader | 20 |
| Certain Scout | 13 |
| Certain Scotsmen | 16 |
| Certain Scots | 13 |
| Certain Scot | 12 |
| Certain scores | 14 |
| Certain scientific niche | 24 |
| Certain sci-fi hostiles | 23 |
| Certain sci-fi fan | 18 |
| Certain schs. | 13 |
| Certain schools: Abbr. | 22 |
| Certain schools, for short | 26 |
| Certain schools | 15 |
| Certain schooling | 17 |
| Certain school, for short | 25 |
| Certain school's objective | 30 |
| Certain school team activity | 28 |
| Certain school subject, to a Brit | 33 |
| Certain school grade | 20 |
| Certain school fundraiser | 25 |
| Certain school books | 20 |
| Certain school for short | 25 |
| Certain school | 14 |