| In addition to those | 20 |
| In addition, with "with" | 34 |
| In ads, it's spelled R-O-L-A-I-D-S | 38 |
| In advance | 10 |
| In advance of | 13 |
| In advance of, in poems | 23 |
| In advance of, in verse | 23 |
| In advance of, poetically | 25 |
| In advance: Prefix | 18 |
| In Africa, say | 14 |
| In after going out | 18 |
| In after-workout condition | 26 |
| In again | 8 |
| In again, after being out | 25 |
| In agreement | 12 |
| In agreement (with) | 19 |
| In agreement with the group | 27 |
| In agreement, timewise | 22 |
| In alignment | 12 |
| In all | 6 |
| In all directions, figuratively | 31 |
| In all fairness | 15 |
| In all history | 14 |
| In all honesty | 14 |
| In all likelihood | 17 |
| In all respects | 15 |
| In all sincerity | 16 |
| In all the gossip columns | 25 |
| In all the right places | 23 |
| In all truth | 12 |
| In all ways, with "the" | 33 |
| In almost perfect physical condition | 36 |
| In amazement | 12 |
| In America | 10 |
| In among | 8 |
| In amongst | 10 |
| In ample quantity | 17 |
| In an | 5 |
| In an abrupt and discourteous manner | 36 |
| In an abrupt manner | 19 |
| In an absurd manner | 19 |
| In an acerbic manner | 20 |
| In an acute way | 15 |
| In an adept manner | 18 |
| In an adroit manner | 19 |
| In an advanced stage of pregnancy | 33 |
| In an advantageous position | 27 |
| In an advantageous situation | 28 |
| In an advantageous way | 22 |
| In an aerodynamic way | 21 |
| In an affectedly shy way | 24 |
| In an affectionate way | 22 |
| In an agile way | 15 |
| In an agitated state | 20 |
| In an aimless fashion | 21 |
| In an aimless way | 17 |
| In an alarming way | 18 |
| In an alcove | 12 |
| In an aloof manner | 18 |
| In an aloof way | 15 |
| In an alt. universe, its motto might be "Represent, yo" | 65 |
| In an amiable mood | 18 |
| In an ample way | 15 |
| In an angry mood | 16 |
| In an angry way | 15 |
| In an animated manner | 21 |
| In an animated way | 18 |
| In an appropriate manner | 24 |
| In an appropriate way | 21 |
| In an apt way | 13 |
| In an argument | 14 |
| In an ark, say | 14 |
| In an arranged swap, she guest-hosted "The Tonight Show" in 2003 on the same day Jay guest-hosted "The Today Show" | 134 |
| In an artless manner | 20 |
| In an astute manner | 19 |
| In an atlas, e.g. | 17 |
| In an attic | 11 |
| In an attractive manner | 23 |
| In an attractive way | 20 |
| In an aviary | 12 |
| In an avid way | 14 |
| In an awful way | 15 |
| In an awkward position | 22 |
| In an ear-piercing way | 22 |
| In an earlier time | 18 |
| In an early stage | 17 |
| In an easy way | 14 |
| In an easygoing manner | 22 |
| In an economical manner | 23 |
| In an eddy | 10 |
| In an eerie manner | 18 |
| In an effect-producing way | 26 |
| In an elaborate manner | 22 |
| In an elegant manner | 20 |
| In an elliptical fashion | 24 |
| In an elliptical way | 20 |
| In an embarrassing position, maybe | 34 |
| In an energetic way | 19 |
| In an entangled state | 21 |
| In an enthusiastic way | 22 |