| Lineup finish | 13 |
| Lineup ender | 12 |
| Lineup at the polls | 19 |
| Lineup at some entrances | 24 |
| Lineup at a London kerb | 23 |
| Lineup announcement medium, briefly | 35 |
| Lineup announcement | 19 |
| Lineup | 6 |
| Linesmen? | 9 |
| Linesmen's co-workers | 25 |
| Linesman, maybe? | 16 |
| Linesman's call | 19 |
| Linesman in front of a quarterback | 34 |
| Lines: Part 5 | 13 |
| Lines: Part 4 | 13 |
| Lines: Part 3 | 13 |
| Lines: Part 2 | 13 |
| Lines: Abbr. | 12 |
| Lines, in this puzzle's theme | 33 |
| Lines you have to write when you get into treble? | 49 |
| Lines with Xings | 16 |
| Lines with grease | 17 |
| Lines with crossings: Abbr. | 27 |
| Lines used in Cartesian coordinates | 35 |
| Lines up? | 9 |
| Lines up Wynton Marsalis's staff, literally | 47 |
| Lines up the sewing | 19 |
| Lines up neatly | 15 |
| Lines up crosshairs | 19 |
| Lines up (with) | 15 |
| Lines up | 8 |
| Lines under photos | 18 |
| Lines to Wrigley Field | 22 |
| Lines to the suburbs: Abbr. | 27 |
| Lines to the audience | 21 |
| Lines to some stoves | 20 |
| Lines to Penn Sta. | 18 |
| Lines to be cracked | 19 |
| Lines through the origin | 24 |
| Lines that touch but don't intersect | 40 |
| Lines that lift up | 18 |
| Lines that just touch | 21 |
| Lines that fail to meet | 23 |
| Lines that elevate | 18 |
| Lines that are not rehearsed | 28 |
| Lines spoken to an audience | 27 |
| Lines sewn on trousers | 22 |
| Lines scanned by a supermarket scanner, in brief | 48 |
| Lines on which to write notes | 29 |
| Lines on weather maps | 21 |
| Lines on the Waze app, e.g.: Abbr. | 34 |
| Lines on the stage (var.) | 25 |
| Lines on the edge of quarters | 29 |
| Lines on sonar screens | 22 |
| Lines on some maps: Abbr. | 25 |
| Lines on some maps | 18 |
| Lines on sheet music | 20 |
| Lines on planes | 15 |
| Lines on mdse. | 14 |
| Lines on maps: Abbr. | 20 |
| Lines on maps, perhaps | 22 |
| Lines on leaves | 15 |
| Lines on labels | 15 |
| Lines on GPS displays | 21 |
| Lines on city maps: abbr. | 25 |
| Lines on city maps | 18 |
| Lines on certain maps | 21 |
| Lines on Broadway | 17 |
| Lines on an urban map: Abbr. | 28 |
| Lines on an urban map | 21 |
| Lines on an A.A.A. map | 22 |
| Lines on A.A.A. maps | 20 |
| Lines on a weather map | 22 |
| Lines on a staff | 16 |
| Lines on a screen | 17 |
| Lines on a radar screen | 23 |
| Lines on a pie chart, e.g. | 26 |
| Lines on a package | 18 |
| Lines on a musical staff | 24 |
| Lines on a music staff | 22 |
| Lines on a map (abbr.) | 22 |
| Lines on a map | 14 |
| Lines on a list | 15 |
| Lines on a GPS | 14 |
| Lines on a football field | 25 |
| Lines on a Dan Brown best seller? | 33 |
| Lines on a city map: Abbr. | 26 |
| Lines on "ER"? | 24 |
| Lines off | 9 |
| Lines of work | 13 |
| Lines of type | 13 |
| Lines of travel | 15 |
| Lines of thought? | 17 |
| Lines of thought, for short? | 28 |
| Lines of theater seats | 22 |
| Lines of the treble clef | 24 |
| Lines of stitching | 18 |
| Lines of sight? | 15 |
| Lines of seats | 14 |
| Lines of rocks in the sea | 25 |