| Inadvisable thing to do, usually, in the mail | 45 |
| Inadvertently destructive sort, literally | 41 |
| Inadmissible testimony of a sort | 32 |
| Inaccurate verb in a toy's name | 35 |
| Inaccurate info on many online dating profiles | 46 |
| Inability to tell A from B, e.g. | 32 |
| Inability to stay focused, briefly | 34 |
| Inability to see Fido's neckwear? | 37 |
| Inability to recognize and name objects | 39 |
| Inability to recall the names of objects | 40 |
| Inability to name everyday objects | 34 |
| Inability to go when others are around | 38 |
| Inability to get A's or B's? | 36 |
| Inability to distinguish different pitches | 42 |
| In-your-face '50s-'60s talk show host Joe | 49 |
| In-state opponent of a 'Cane | 32 |
| In-house computer linkup, briefly | 33 |
| In-flight guesstimate, for short | 32 |
| In-flight entertainment, for short | 34 |
| In-flight announcements, for short | 34 |
| In-flight announcement, for short | 33 |
| In-box item on one's birthday | 33 |
| In _____ signo vinces (ancient motto) | 37 |
| In ___, you might see some ___ hanging around | 45 |
| In ___, plenty of ___ is growing | 32 |
| In ___ parentis (legal doctrine) | 32 |
| In ___ of (as a replacement for) | 32 |
| In ___ (within a living organism) | 33 |
| In ___ (stuck in the same routine) | 34 |
| In ___ (stuck in the same old same old) | 39 |
| In ___ (matching, as audio and video) | 37 |
| In ___ (legalese for original position) | 39 |
| In ___ (left where it was found) | 32 |
| In ___ (Latin "actually") | 35 |
| In ___ (in its original position) | 33 |
| In ___ (how location-specific art is viewed) | 44 |
| In ___ (faced with a predicament) | 33 |
| In ___ (at the pawnbroker's) | 32 |
| In ___ (archaeologist's phrase) | 35 |
| In working order, as a vending machine | 38 |
| In which the Balcony Scene takes place | 38 |
| In which Taylor was rough and ready | 35 |
| In which King was once the queen | 32 |
| In which Horatio accosts a ghost | 32 |
| In which Christmas comes but once | 33 |
| In which a queen is most powerful | 33 |
| In which a long run leads to home | 33 |
| In which a CPA writes tentatively? | 34 |
| In what country are Panama hats made? | 37 |
| In vogue, or words after "all" | 40 |
| In use, as an apartment building | 32 |
| In uncharted territory, so to speak | 35 |
| In two pieces, like two-by-fours | 32 |
| In trouble, with "off" | 32 |
| In triplicate, a Seinfeld catchphrase | 37 |
| In those days (with "back") | 37 |
| In this, following directions is mandatory | 42 |
| In this, a "." is a "point" | 47 |
| In this, a "." is a "period" | 48 |
| In this, a "." is a "dot" | 45 |
| In this race, the runners are always behind | 43 |
| In the ___ the gods (left to fate) | 34 |
| In the ___ breath (almost simultaneously) | 41 |
| In the ___ (firing on all cylinders) | 36 |
| In the __: part of the inner circle | 35 |
| In the __ (at one's best, in sports) | 40 |
| In the year before Christ: Abbr. | 32 |
| In the work already mentioned: Abbr. | 36 |
| In the U.S., it has more than 950 stations | 42 |
| In the U.K., 1.0567 liquid quarts | 33 |
| In the twinkling of ___ (immediately) | 37 |
| In the style of, on Italian menus | 33 |
| In the style of the "Moonlight Sonata" | 48 |
| In the style of El Cid's foe | 32 |
| In the sixth grade or earlier, typically | 40 |
| In the same place, in footnotes (Abbr.) | 39 |
| In the same place, in a bibliog. | 32 |
| In the preceding paragraph, perhaps | 35 |
| In the poorest of taste, as a novel | 35 |
| In the parking lot Mr. Ridder _____ | 35 |
| In the middle of lusting, coveting, etc. | 40 |
| In the middle of a slow drop-off? | 33 |
| In the manner of the U.S. Government | 36 |
| In the manner of a brewed beverage | 34 |
| In the lowest possible tax bracket | 34 |
| In the loop, with "in" | 32 |
| In the human brain it may be temporal or frontal | 48 |
| In the Heat of the Night setting | 32 |
| In the end, the score was 21-0. I got __! | 41 |
| In the direction of movement, as of a glacier | 45 |
| In the direction of an urban area | 33 |
| In the black, like a dry cleaner? | 33 |
| In the Bible, Ruth's mother-in-law | 38 |
| In the best- or worst-case scenario | 35 |
| In the best of all possible worlds | 34 |
| In the back, nautically speaking | 32 |
| In the afternoon, in British military slang | 43 |
| In the 80's, temperaturewise | 32 |
| In the 50's or 60's, say | 32 |
| In the "difficult years" | 34 |