| Submarine's viewing instrument | 34 |
| Submissions to literary agents: Abbr. | 37 |
| Submit a tax return over the Internet | 37 |
| Submit a tax return via computer | 32 |
| Submit a tax return via the Internet | 36 |
| Submit an April return, the modern way | 38 |
| Submit one's tax return via computer | 40 |
| Submit tax forms through cyberspace | 35 |
| Submit to alternate dispute resolution | 38 |
| Submitted, as an entry / Emitted | 32 |
| Submitted, as completed homework | 32 |
| Subordinate deity, in classical myth | 36 |
| Subordinate division of a minuet | 32 |
| Subordinate in the prosecutor's off. | 40 |
| Subscript in the formula for buckminsterfullerene | 49 |
| Subscription renewal form sometimes | 36 |
| Subscription-based home entertainment | 37 |
| Subsequent part of this document | 32 |
| Subsequent to the normal business day | 37 |
| Subsequently, in the Book of Mormon | 35 |
| Subservient subordinate, perhaps | 32 |
| Subsided (with ''down'') | 40 |
| Subsided (with "down") | 32 |
| Subsides gradually (with "down") | 42 |
| Subsidiary proposition in a proof | 33 |
| Subsiding (with "down") | 33 |
| Subsiding, with "down" | 32 |
| Substance added to paint and varnish | 36 |
| Substance called a pesticide by the E.P.A. | 42 |
| Substance consisting of giant molecules | 39 |
| Substance contained in many vitamin C supplements | 49 |
| Substance falsely tied to food poisoning | 40 |
| Substance for a hair-raising experience? | 40 |
| Substance for slippery wrestling | 32 |
| Substance found on unhygienic males | 35 |
| Substance from which the universe was created | 45 |
| Substance giving red wine an astringent taste | 45 |
| Substance in a chemistry experiment | 35 |
| Substance in a visual display unit | 34 |
| Substance in the Baseball Hall of Fame debate | 45 |
| Substance marketed under the name NutraSweet | 44 |
| Substance obtained from some pines | 34 |
| Substance of a newspaper article? | 33 |
| Substance of interest to the CIA in the 1950s | 45 |
| Substance on some mountains or in some lamps | 44 |
| Substance stimulating antibody production | 41 |
| Substance that citrus peels are rich in | 39 |
| Substance that gives red wine bite | 34 |
| Substance that may darken your pasta | 36 |
| Substance that undergoes a chemical change | 42 |
| Substance used by whales as a feeding filter | 44 |
| Substance used in adhesives and paints | 38 |
| Substance used in an old punishment | 35 |
| Substance used in chemical analysis | 35 |
| Substance used to ignite firework fuses | 39 |
| Substance used to protect or stabilize | 38 |
| Substance with a historical museum in Amsterdam | 47 |
| Substance with a pH higher than 7 | 33 |
| Substances derived from nitrogen | 32 |
| Substances like water, vis-Ã -vis sugar | 41 |
| Substances similar in structure, in chemistry | 45 |
| Substances that make paint set more quickly | 43 |
| Substances used in chemical analysis | 36 |
| Substantial serving of Preparation H, e.g. | 42 |
| Substitute a voice on a soundtrack | 34 |
| Substitute approved by the FDA in 1996 | 38 |
| Substitute dentist's activity? | 34 |
| Substitute for a broken doorbell? | 33 |
| Substitute for a forgotten lyric | 32 |
| Substitute for butt tissue, e.g.? | 33 |
| Substitute for forgotten words in a song | 40 |
| Substitute for teeth in some whales | 35 |
| Substitute for the unnamed, briefly | 35 |
| Substitute for unmentioned people | 33 |
| Substitutes for natural products | 32 |
| Substituting for (with ''of'') | 46 |
| Substituting for a Donald Trump wannabe? | 40 |
| Substituting for, with "of" | 37 |
| Subterranean storage units, perhaps | 35 |
| 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 Shakespearean play | 32 |
| Subtitle of many an autobiography | 33 |
| Subtitle of the last "Godfather" film | 47 |
| Subtitle of the sequel "Damien" | 41 |
| Subtitle of this puzzle, perhaps | 32 |
| Subtitle to the 1978 film "Damien" | 44 |
| Subtitle word in a 1958 Dean Martin hit | 39 |
| Subtle ''Over here!'' | 37 |
| Subtle "Hey, you": abbr. | 34 |
| Subtle "Over here ..." | 32 |
| Subtle qualities that surround individuals | 42 |
| Subtle quality that surrounds a person | 38 |
| Subtle show of emotion in the eyes | 34 |
| Subtler alternative to ''Yo!'' | 46 |