| Inconsequential quarrel | 23 |
| Inconsequential stuff | 21 |
| Inconsequential, informally | 27 |
| Inconsiderable | 14 |
| Inconsiderate | 13 |
| Inconsiderate driver | 20 |
| Inconsideration | 15 |
| Inconsistent | 12 |
| Inconsistent root beer brand? | 29 |
| Inconsistent way to run | 23 |
| Inconsistent, in a way | 22 |
| Inconsistently applied criterion | 32 |
| Inconspicuous attention-getter | 30 |
| Inconspicuous contract language | 31 |
| Inconspicuous covers | 20 |
| Inconstant | 10 |
| Inconstant people | 17 |
| Incontestable | 13 |
| Incontrovertible | 16 |
| Incontrovertible truth | 22 |
| Inconvenience | 13 |
| Inconvenienced | 14 |
| Inconveniences | 14 |
| Inconvenient | 12 |
| Inconvenient, and then some | 27 |
| Incorporate | 11 |
| Incorporate information from | 28 |
| Incorporate into a city | 23 |
| Incorporate into a city, as territory | 37 |
| Incorporate into a city, say | 28 |
| Incorporate, as a picture in a blog | 35 |
| Incorporate, as a YouTube video into a Web site | 47 |
| Incorporated gradually | 22 |
| Incorporated into one's domain | 34 |
| Incorporated region | 19 |
| Incorporated towns, for short | 29 |
| Incorporated, in Brit. | 22 |
| Incorporating | 13 |
| Incorrect | 9 |
| Incorrect inference | 19 |
| Incorrect name | 14 |
| Incorrect reasoning | 19 |
| Incorrect term | 14 |
| Incorrect title | 15 |
| Incorrect: Prefix | 17 |
| Incorrectly | 11 |
| Incorrigible animal? | 20 |
| Incorrigible brat | 17 |
| Incorrigible fellows | 20 |
| Incorrigible sprite | 19 |
| Incorrigible types | 18 |
| Incorruptible | 13 |
| Increase | 8 |
| Increase (up) | 13 |
| Increase (with "to") | 30 |
| Increase a bet | 14 |
| Increase a conflict | 19 |
| Increase a hundredfold | 22 |
| Increase a poker bet | 20 |
| Increase an auction offer | 25 |
| Increase and Cotton | 19 |
| Increase at work | 16 |
| Increase business | 17 |
| Increase business/Run into little dog's liquor? | 51 |
| Increase by | 11 |
| Increase by 200 percent | 23 |
| Increase by degrees | 19 |
| Increase considerably | 21 |
| Increase domestic activity? | 27 |
| Increase dramatically | 21 |
| Increase gradually | 18 |
| Increase gradually, with "up" | 39 |
| Increase in altitude | 20 |
| Increase in amount | 18 |
| Increase in back talk? | 22 |
| Increase in complexity, perhaps | 31 |
| Increase in extent | 18 |
| Increase in friendliness | 24 |
| Increase in increments, with "up" | 43 |
| Increase in intensity | 21 |
| Increase in intensity, with "up" | 42 |
| Increase in loudness | 20 |
| Increase in loudness: Mus. dir. | 31 |
| Increase in pay | 15 |
| Increase in perfect basketball shots? | 37 |
| Increase in salary, to a Brit | 29 |
| Increase in size | 16 |
| Increase in speed: Abbr. | 24 |
| Increase in strength, with "up" | 41 |
| Increase in troop levels | 24 |
| Increase in value | 17 |
| Increase in verticality | 23 |
| Increase in volume, in mus. | 27 |
| Increase magnification | 22 |
| Increase many times | 19 |
| Increase Mather was one | 23 |
| Increase Mather, for one | 24 |
| Increase one's commitment | 29 |
| Increase one's grade? | 25 |
| Increase one's home's value, in a way | 45 |