| Substitute for boxers | 21 |
| Substitute for butt tissue, e.g.? | 33 |
| Substitute for dropped items | 28 |
| Substitute for forgotten words | 30 |
| Substitute for forgotten words in a song | 40 |
| Substitute for gum or Jove? | 27 |
| Substitute for some names | 25 |
| Substitute for some snack foods | 31 |
| Substitute for teeth in some whales | 35 |
| Substitute for the missing | 26 |
| Substitute for the unlisted | 27 |
| Substitute for the unnamed | 26 |
| Substitute for the unnamed, briefly | 35 |
| Substitute for unmentioned people | 33 |
| Substitute for unmentioned text | 31 |
| Substitute for, as a pitcher | 28 |
| Substitute guitarist? | 21 |
| Substitute handkerchief | 23 |
| Substitute in an emergency | 26 |
| Substitute in the kitchen | 25 |
| Substitute jurors | 17 |
| Substitute musician, often | 26 |
| Substitute new parts for old | 28 |
| Substitute performer | 20 |
| Substitute player | 17 |
| Substitute players | 18 |
| Substitute position | 19 |
| Substitute ruler | 16 |
| Substitute rulers | 17 |
| Substitute scepter-wielder | 26 |
| Substitute sovereigns | 21 |
| Substitute spread | 17 |
| Substitute word | 15 |
| Substitute's place | 22 |
| Substitute's preposition | 28 |
| Substitute, abbr. | 17 |
| Substitute, in a way | 20 |
| Substitute, in law | 18 |
| Substitute: Abbr. | 17 |
| Substitute; deputy | 18 |
| Substituted | 11 |
| Substituted (for) | 17 |
| Substituted for | 15 |
| Substitutes | 11 |
| Substitutes (for) | 17 |
| Substitutes for | 15 |
| Substitutes for forgotten words | 31 |
| Substitutes for gelatins | 24 |
| Substitutes for natural products | 32 |
| Substitutes' places | 23 |
| Substitutes: Abbr. | 18 |
| Substituting for (with ''of'') | 46 |
| Substituting for a Donald Trump wannabe? | 40 |
| Substituting for, in poetry | 27 |
| Substituting for, with "of" | 37 |
| Substitution in a list | 22 |
| Substitution word | 17 |
| Substratal water source | 23 |
| Subsurface finds | 16 |
| Subsurface hazard | 17 |
| Subsurface movement of water | 28 |
| Subsurface sources of water | 27 |
| Subsurface war vessel | 21 |
| Subsurface woodwork decoration | 30 |
| Subterfuge | 10 |
| Subterfuges | 11 |
| Subterfuges of sorts | 20 |
| Subterranean | 12 |
| Subterranean being of folklore | 30 |
| Subterranean burial site | 24 |
| Subterranean cemetery | 21 |
| Subterranean chamber | 20 |
| Subterranean complex | 20 |
| Subterranean dwarf | 18 |
| Subterranean hobbyist | 21 |
| Subterranean lines | 18 |
| Subterranean moisture level | 27 |
| Subterranean molten rock | 24 |
| Subterranean passage | 20 |
| Subterranean pest | 17 |
| Subterranean plant part | 23 |
| Subterranean railways | 21 |
| Subterranean rodent | 19 |
| Subterranean shorties | 21 |
| Subterranean soldiers | 21 |
| Subterranean space | 18 |
| Subterranean spot | 17 |
| Subterranean storage units, perhaps | 35 |
| Subterranean sugar source | 25 |
| Subterranean vault | 18 |
| Subterranean vaults | 19 |
| Subtitle for "Star Wars Episode IV," with "A" | 65 |
| Subtitle for a "Girls Gone Wild" video? | 49 |
| Subtitle for the second Bridget Jones movie | 43 |
| Subtitle of 'The Shoop Shoop Song' | 42 |
| Subtitle of "Elvis: The Army Years"? | 46 |
| Subtitle of "Star Wars Episode IV" | 44 |
| Subtitle of "The Shoop Shoop Song" | 44 |
| Subtitle of 1978's "Damien" | 41 |
| Subtitle of a 1604 tragedy | 26 |