| Text | Length |
| In safekeeping | 14 |
| In ruins | 8 |
| In rows | 7 |
| In round numbers | 16 |
| In round figures | 16 |
| In roulette, 19-36 | 18 |
| In Rome, she was Minerva | 24 |
| In romantic pursuit | 19 |
| In romance poetry, a frequent rhyme for June | 44 |
| In rock, it may be heavy | 24 |
| In ringing fashion | 18 |
| In right now | 12 |
| In rich supply | 14 |
| In rhythm | 9 |
| In revolution | 13 |
| In reverse position | 19 |
| In reverse | 10 |
| In reverie | 10 |
| In retreat | 10 |
| In response to declining sales, the photojournalism magazine launched a campaign to turn the short-term subscriber into a ___ | 125 |
| In response to a challenge | 26 |
| In respect to, with ''of'' | 42 |
| In reserve, or cinched | 22 |
| In reserve, as money | 20 |
| In reserve Weakerthans tune? | 28 |
| In reserve (slang) | 18 |
| In reserve | 10 |
| In repose | 9 |
| In reply | 8 |
| In remembrance of the past | 26 |
| In relief | 9 |
| In relation to, for short | 25 |
| In relation to | 14 |
| In regular installments | 23 |
| In regard to | 12 |
| In regard | 9 |
| In reference to | 15 |
| In recent times | 15 |
| In recent memory | 16 |
| In recent days | 14 |
| In reality, it can't be flown | 33 |
| In reality | 10 |
| In real trouble | 15 |
| In real time | 12 |
| In readiness | 12 |
| In re: Abbr. | 12 |
| In re: | 6 |
| In re | 5 |
| In rapture | 10 |
| In rapid-fire succession | 24 |
| In rapid tempo | 14 |
| In ranks | 8 |
| In random sequence | 18 |
| In quick succession | 19 |
| In questionable taste | 21 |
| In quest of sea food? | 21 |
| In quarantine | 13 |
| In quantity | 11 |
| In quality? | 11 |
| In putting position | 19 |
| In pursuit of a roof beam designer? | 35 |
| In pursuit of | 13 |
| In pursuit | 10 |
| In pumps, perhaps | 17 |
| In pumps, for instance | 22 |
| In public | 9 |
| In proximity to | 15 |
| In proximity | 12 |
| In proverbs it's more | 25 |
| In proportion | 13 |
| In propinquity | 14 |
| In proper style | 15 |
| In proper ratio | 15 |
| In proper harmony | 17 |
| In proofing, it has a point | 27 |
| In progress, to Sherlock | 24 |
| In progress, to Holmes | 22 |
| In progress | 11 |
| In profusion | 12 |
| In process | 10 |
| In private | 10 |
| In pristine condition, perhaps | 30 |
| In pristine condition | 21 |
| In prison | 9 |
| In print | 8 |
| In prime time, e.g. | 19 |
| In pretty good shape | 20 |
| In present condition | 20 |
| In preference to | 16 |
| In precisely this way | 21 |
| In precedes Pointe in Michigan | 30 |
| In pre-swan mode | 16 |
| In practice | 11 |
| In power, as a king | 19 |
| In power | 8 |
| In poverty | 10 |
| In post-career mode: Abbr. | 26 |
| In possible danger | 18 |
| In possession of a well-behaved parasite? | 41 |
| In possession of | 16 |
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