| In two | 6 |
| In turmoil | 10 |
| In Turkey, 100 piasters | 23 |
| In tune with current events | 27 |
| In tune | 7 |
| In truth, old-style | 19 |
| In truth, in Shakespeare | 24 |
| In truth | 8 |
| In trustworthy fashion | 22 |
| In trouble, with "off" | 32 |
| In trouble, in the Army | 23 |
| In trouble, in slang | 20 |
| In trouble for being baseless? | 30 |
| In trouble | 10 |
| In triplicate, a Seinfeld catchphrase | 37 |
| In trim | 7 |
| In trig, the reciprocal of sin | 30 |
| In trig, sine's reciprocal | 30 |
| In tribute to | 13 |
| In transit, maybe | 17 |
| In transit | 10 |
| In traffic, say | 15 |
| In town | 7 |
| In tow | 6 |
| In touch with who one is | 24 |
| In toto | 7 |
| In total agreement (with) | 25 |
| In total accord | 15 |
| In total | 8 |
| In top form | 11 |
| In too deep? | 12 |
| In to the maximum extent | 24 |
| In tiptop shape | 15 |
| In tip-top shape | 16 |
| In tiny pieces | 14 |
| In times ___ | 12 |
| In times past | 13 |
| In time: Music | 14 |
| In time, to Ozawa | 17 |
| In time, musically | 18 |
| In time past, in time past | 26 |
| In time past | 12 |
| In time gone by | 15 |
| In time | 7 |
| In tight curls | 14 |
| In tiers | 8 |
| In tidy condition | 17 |
| In three sections | 17 |
| In three parts | 14 |
| In three divisions | 18 |
| In threads | 10 |
| In those days (with "back") | 37 |
| In those days | 13 |
| 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 world | 13 |
| In this way | 11 |
| In this vicinity | 16 |
| In this very spot | 17 |
| In this style: Abbr. | 20 |
| In this spot | 12 |
| In this space | 13 |
| In this race, the runners are always behind | 43 |
| In this place, in legalese | 26 |
| In this place | 13 |
| In this matter | 14 |
| In this manner | 14 |
| In this location: Span. | 23 |
| In this location | 16 |
| In this locality | 16 |
| In this localité | 19 |
| In this locale | 14 |
| In this fashion | 15 |
| In this exact way | 17 |
| In this era | 11 |
| In this day and age | 19 |
| In this case | 12 |
| In this "ville" | 25 |
| In things? | 10 |
| In things | 9 |
| In thing, for now | 17 |
| In thing | 8 |
| In thin, flat pieces, as fish | 29 |
| In these times | 14 |
| In theory only | 14 |
| In theory | 9 |
| In theaters, e.g. | 17 |
| In theaters | 11 |
| In the: Italian | 15 |
| In the: It. | 11 |
| In the _____ of luxury | 22 |
| In the _____ (informed) | 23 |
| In the ____: leading | 20 |
| In the ____ | 11 |
| In the ___, there's the greatest concentration of ___ | 57 |
| In the ___ way (very much) | 26 |
| In the ___ time | 15 |
| In the ___ the moon | 19 |