| NASA cart | 9 |
| NASA cancellation | 17 |
| NASA buggy | 10 |
| NASA boosters? | 14 |
| NASA booster | 12 |
| NASA beverage | 13 |
| NASA attire | 11 |
| NASA astronaut Leroy ___ | 24 |
| NASA assent | 11 |
| NASA arithmetic | 15 |
| NASA approvals | 14 |
| NASA approval | 13 |
| NASA Ambassador of Exploration Award winner of '06 | 54 |
| NASA affirmatives | 17 |
| NASA affirmative | 16 |
| NASA affirmation | 16 |
| NASA administrator (actor) | 26 |
| NASA activity | 13 |
| NASA acknowledgement | 20 |
| NASA achievements | 17 |
| NASA accomplishment | 19 |
| NASA acceleration unit | 22 |
| NASA "walks" | 22 |
| NASA "walk" | 21 |
| NASA "Stop!" | 22 |
| Nary _____ | 10 |
| Nary ___ (none) | 15 |
| Nary ___ (no one) | 17 |
| Nary a trace | 12 |
| Nary a thing | 12 |
| Nary a soul | 11 |
| Nary a person | 13 |
| Nary a penny | 12 |
| Nary a one | 10 |
| Nary a clue | 11 |
| Nary a chance | 13 |
| Nary | 4 |
| Narwhal's tooth | 19 |
| Narwhal's protrusion | 24 |
| Narwhal's home | 18 |
| Narwhal's cousin | 20 |
| Narwhal weapon | 14 |
| Narwhal relative | 16 |
| Narwhal feature | 15 |
| Narwhal | 7 |
| Narthex-to-chancel area | 23 |
| Narthex's neighbor | 22 |
| Narthex neighbor | 16 |
| Narthex end | 11 |
| narstar69: omfg u guys / houstongrco: d00d wtf / narstar69: thatz 1 small step lol | 84 |
| Narrows: Abbr. | 14 |
| Narrows to a point | 18 |
| Narrows gradually | 17 |
| Narrows down | 12 |
| Narrows at one end | 18 |
| Narrows "___ Restored" | 32 |
| Narrows | 7 |
| Narrowly, after "by" | 30 |
| Narrowly triangular | 19 |
| Narrowly spaced, as the eyes | 28 |
| Narrowly spaced | 15 |
| Narrowly observed | 17 |
| Narrowly miss | 13 |
| Narrowly make, with "out" | 35 |
| Narrowly escape | 15 |
| Narrowly defined verse | 22 |
| Narrowly defined software component | 35 |
| Narrowly defined poem | 21 |
| Narrowly defeats | 16 |
| Narrowly defeated, with "out" | 39 |
| Narrowly defeated | 17 |
| Narrowly defeat, with "out" | 37 |
| Narrowly defeat | 15 |
| Narrowly avoided | 16 |
| Narrowly avoid overtime, in a way | 33 |
| Narrowly | 8 |
| Narrowing toward one end | 24 |
| Narrowing of a corporeal passage | 32 |
| Narrowest winning margin in baseball | 36 |
| Narrowest part of the torso | 27 |
| Narrowest of victory margins | 28 |
| Narrowest of margins | 20 |
| Narrowed the gap | 16 |
| Narrowed down | 13 |
| Narrowed | 8 |
| Narrow: Prefix | 14 |
| Narrow: Comb. form | 18 |
| Narrow-width mortar tile installation | 37 |
| Narrow-waisted stingers | 23 |
| Narrow-waisted stinger | 22 |
| Narrow-waisted insects | 22 |
| Narrow-snouted swimmers | 23 |
| Narrow-sleeved robes | 20 |
| Narrow-sleeved garments | 23 |
| Narrow-road feature | 19 |
| Narrow-necked pear | 18 |
| Narrow-necked bottle | 20 |
| Narrow-minded, as a teacher | 27 |
| Narrow-minded teacher | 21 |
| Narrow-minded sort | 18 |