| Prow ending | 11 |
| Prow add-on | 11 |
| Prophet addition | 16 |
| Problem letter for lispers | 26 |
| Priest's ending | 19 |
| Priest add-on | 13 |
| Possibly dangerous curve | 24 |
| Poet's ending? | 18 |
| Plural-ending letter, usually | 29 |
| Plural-ending indicator | 23 |
| Plural indicator | 16 |
| Plural feature, usually | 23 |
| Persian or Manx | 15 |
| Part of a windy road | 20 |
| Part of a test track | 20 |
| Part of a slot-car track | 24 |
| Part of a Road & Track test | 31 |
| Part of a Road & Track course | 33 |
| Part of a figure eight | 22 |
| Outline of many a mountain road | 31 |
| Outdated suffix | 15 |
| Outdated poet suffix | 20 |
| One of a Mississippi quartet | 28 |
| One hairpin turn after another | 30 |
| Ogee-arch shape | 15 |
| Ogee curve | 10 |
| Obvious conclusion? | 19 |
| Obsolescent suffix | 18 |
| Mountain-road shape | 19 |
| Mountain road | 13 |
| Most of a figure eight | 22 |
| Morse code letter that looks like an ellipsis | 45 |
| Monsoon middle? | 15 |
| Molding profile | 15 |
| Mid-Tuesday? | 12 |
| Man of Steel's monogram | 27 |
| Man of Steel's character | 28 |
| Long and winding road shape | 27 |
| Long and winding road | 21 |
| Lisper's problem letter | 27 |
| Lisper's problem | 20 |
| Lisper's nemesis | 20 |
| Lisper's block | 18 |
| Lion tail | 9 |
| Lion chaser? | 12 |
| Lion attachment | 15 |
| Letter with the largest section in a dictionary | 47 |
| Letter with a double twist | 26 |
| Letter with a double curve | 26 |
| Letter that looks the same upside down | 38 |
| Letter that appears 28 times in this grid | 41 |
| Letter prevalent in Mississippi? | 32 |
| Letter on Kal-El's costume | 30 |
| Letter on a blue skintight suit | 31 |
| Letter for which a curve is named | 33 |
| Letter for Superman | 19 |
| Letter for Reeve or Reeves | 26 |
| Letter after ar | 15 |
| Leader of Suriname? | 19 |
| Leader of Senegal? | 18 |
| Leader of Saskatchewan? | 23 |
| Lead-in to the tee? | 19 |
| Lead character in "Salem's Lot"? | 46 |
| Lead character in "Saint Joan" | 40 |
| Le Mans turn | 12 |
| Le Mans curve | 13 |
| Last letter in most plurals (but not in this puzzle's six longest answers, which are the only plurals in this grid) | 119 |
| Kin of ette | 11 |
| Kent's letter | 17 |
| It's two steps away from being a dollar sign | 48 |
| It's similar to -ette | 25 |
| It's between ar and tee | 27 |
| It's at the end of strings? | 31 |
| It turns pets into pests | 24 |
| It opens sesame | 15 |
| It goes this way and that | 25 |
| It can turn one into many? | 26 |
| In-line skate maneuver | 22 |
| How you start something | 23 |
| Host or giant follower | 22 |
| Host follower? | 14 |
| Host follower | 13 |
| Host attachment | 15 |
| Heir pursuer | 12 |
| Heir follower | 13 |
| Hazardous curve | 15 |
| Hardly a beeline | 16 |
| Hanging-hook shape | 18 |
| Half of us? | 11 |
| Half of a figure-eight | 22 |
| Hairpin curve | 13 |
| Graceful curve | 14 |
| Giant chaser | 12 |
| Frowned-upon feminizing suffix | 30 |
| Formula 1 maneuver | 18 |
| First sound of silence? | 23 |
| First of spring? | 16 |
| First of several? | 17 |
| First of seven? | 15 |
| First of a pair of letters swapped six times in this puzzle's theme entries | 79 |